Zero-Day Security Vulnerability in Chrome, Firefox and Others

Google Chrome, Microsoft Edge, Mozilla Firefox and Apple’s Safari browser have all been impacted by a single zero-day vulnerability. The flaw, tracked as CVE-2023-4863, is caused by a heap buffer overflow in the WebP code library. Once exploited it can lead to system crashes and arbitrary code execution, where hackers can gain control over an infected device.

Where Does it Originate?

CVE-2023-4863 was first identified by researchers at The Citizen Lab, a research arm of the University of Toronto. The institution subsequently informed Google and Apple of the vulnerability’s existence. Both companies have now released patches. They were joined by Mozilla, which released its own advisory on CVE-2023-4863 yesterday and updates for several versions of its Firefox browser and Thunderbird email client, and Microsoft.

 

Vulnerability Originates In Webp Reader. Users of the affected browsers should update to the most up-to-date version in order to ensure the zero-day vulnerability is patched on their machines. The problem isn’t with the browsers — the vulnerability originates in the WebP Codec. Many applications use the WebP codec and libwebp library to render WebP images.

 

In more detail, a heap buffer overflow in WebP allowed attackers to perform an out-of-bounds memory write. A heap buffer overflow allows attackers to insert malicious code by “overflowing” the amount of data in a program. Since this particular heap buffer overflow targets the codec (essentially a translator that lets a computer render WebP images), the attacker could create an image in which malicious code is embedded. From there, they could steal data or infect the computer with malware. The vulnerability was first detected by the Apple Security Engineering and Architecture team and The Citizen Lab at The University of Toronto on September 6.

How Dangerous Is This Flaw?

Since many browsers, including Microsoft Edge, Brave, Opera, and Vivaldi are built on the Chromium platform, the same platform that Chrome is based on, this could affect their users as well. The same risk is also applicable for Firefox browser clones.

 

Such a widespread exploit in ubiquitously used software is dangerous, widening the attack surface for most organizations.

 

Patching will mitigate the risk, but users must act quickly as hackers will already be at work. Attackers will be working over the coming days and weeks to make the exploit more reliable meaning remote code execution will be more likely. Modern web browsers are exceptionally good at pushing out security updates rapidly and applying them as quickly as practicable, so users will shortly be protected.

 

The biggest risk is to organizations which don’t allow automatic updates and push out updates at their own release schedule.

What Steps Should You Take?

Google, Mozilla, Brave, Microsoft and Tor have released security patches for this vulnerability. Individuals running those apps should update to the latest version. In the case of other applications, this is an ongoing vulnerability for which patches may not exist; NIST noted that the vulnerability has not yet received full analysis.

 

If you are already a Managed Services client, please follow the steps below to check for updates

 

Google Chrome – Click the 3 dots in the top right corner for the menu and choose Help->About Google Chrome.  Chrome will check and install updates automatically from this screen.

 

Microsoft Edge – Click the 3 dots in the top right corner for the menu and choose Help and feedback->About Microsoft Edge.  Edge will check and install updates automatically from this screen.

 

Mozilla Firefox – Click the 3 lines in the top right corner for the menu and choose Help->About Firefox.  Firefox will check and install updates automatically from this screen.

 

 

If you have any questions, please email us at support@sjtechies.com or call us at (856) 745-9990

Symantec Security Cloud

Symantec Endpoint Protection Cloud Windows client upgrade scheduled for August 5, 2019

The SEP Cloud client for Windows is updated periodically to provide improvements and defect fixes. The next update is scheduled to start on August 5, 2019.

WHAT’S NEW ?

In this release, the SEP Cloud client for Windows will be updated to version 22.18 to provide an enhanced protection framework and client stability.

  • Fixed an issue related to the OS feature on the agent, which was randomly failing with a medium severity while applying the Management policy.
  • Fixed an issue related to the security event: “A process modified a critical system resource.” This event was erroneously displayed in the console as a threat detection/remediation event. The event is now removed and will not be displayed in the console.
  • Enhancement to process HTTP error 429 status code request. The SEP Cloud agent will not attempt to connect with the cloud when the 429 status code is returned, but instead, try to connect based on the timeout information.
  • If the timeout information is not available, then the product will retry to connect in 15 minutes by default.

IMPACT

All Windows devices that are currently enrolled in SEP Cloud will automatically be updated in the background, using LiveUpdate. This update does not affect the security of your devices.

To start, the update is distributed to a small set of clients over the first seven days of the release, and then the remaining clients will get the update. If you want to update sooner, you can run LiveUpdate from the Symantec Endpoint Protection Cloud client UI.

Action Required

  • Windows device restart
    All users with Windows devices will be prompted to restart their devices after the update. Even if they delay the restart, their Windows clients remain Protected.

If no user is logged on the device when the upgrade is made available, then the prompt is provided until the user logs on. The product update will not force the restart of the device.

  • Windows installation package refresh
    Administrators who created a Windows installation package before August 5 should create and distribute a new one after August 5 to use for new Windows package deployments.

If you have any questions, please email us at support@sjtechies.com or call us at (856) 745-9990.

The End of Life for Windows 7, Server 2008 R2, & Small Business Server 2008 + 2011

End of Life Windows 7, Server 2008 R2, & Small Business Server 2011
End of Life Windows 7, Server 2008 R2, & Small Business Server 2011
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Microsoft has announced that its support for Windows 7, Windows Server 2008 R2, and Small Business Server (SBS) 2011 will be coming to an end on January 14, 2020.

What does that mean for you? First, security patches and updates will no longer be implemented, leaving Windows 7 workstations and servers susceptible to security breaches. On January 13, 2015, Microsoft ended mainstream support for Windows 7, but now extended support is ending as well. Extended support is still safe to use until 2020 currently. Normally Microsoft would add new features during the mainstream support phase, but they will not be being doing this anymore. They will however, continue to patch any security treats. South Jersey Techie’s strongly recommends upgrading your business’s servers and workstations before the January 2020 deadline- and to start planning now to avoid the urgency of the deadline. Businesses in the healthcare industry will be impacted by the changes in relation to HIPPA violations if their server isn’t updated before the deadline. The deadline will be here before you know it and updating an IT infrastructure is a large task and shouldn’t be put off until the last minute.

What are the next steps for your business? Many of our clients are starting to upgrade now or are planning to include the upgrades in their 2019 budget. Send us an email or give us a call and we will evaluate your line of business software for Windows 10 and upgraded server compatibility. If your company decides to upgrade its old server and workstations to meet the January 2020 deadline, South Jersey Techie’s has the reliable solutions and experienced technicians you need for managing the data migration and even the retired hardware. You can have peace of mind knowing your old data will be securely erased and destroyed.

Unsure if this deadline will affect your business? South Jersey Techie’s can review your server for you and determine its end of life date or if it will be affected by the 2020 end of support date. If you have any questions or concerns about your office and the 2020 end of support date, please give us a call today: (856)745-9990.

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Microsoft hints at September release of Windows 10’s next feature upgrade

Based on the current progress for Windows 10 version 1903, due to arrive next spring, it now looks like the fall update for the OS will arrive around Sept. 10 or Sept. 24.

Microsoft last week released the first preview of what will become Windows 10 version 1903, the opening feature upgrade of next year, slated to ship in the spring.

The debut of what Microsoft calls the “Skip Ahead” build for Windows 10 1903 also hints that the release of this fall’s upgrade, aka 1809, will take place in September. If so, it would be the first time since late-2015 that the actual delivery date matched the numerical label.

On July 25, Microsoft forked the 1809 preview of Windows 10 – as it’s done before when a feature upgrade approaches – so developers could continue to deliver betas for that build while also beginning to work on the next-in-line, 1903. (Microsoft uses a yymm labeling system to mark its Windows 10 feature upgrades; 1809 should indicate a September 2018 release, while 1903 would be a March 2019 release.)

When it forks preview code, Microsoft provides the even-further-in-the-future build, in this case, 1903, to Windows Insider participants who earlier volunteered for Skip Ahead. As the current feature upgrade gets close to release, Microsoft switches Skip Ahead users to the following upgrade, so that engineers can start collecting feedback on that version even as they keep polishing the one set to launch soon. The bulk of Insiders remain on the latter.

Think of the Skip Ahead debut as a warning bell, like the one rung at track meets when racers start the final lap: When Microsoft begins to ship Skip Ahead code, it’s close to wrapping up the impending feature upgrade.

In 2017, as Windows 10 1709 (aka “Fall Creators Update”) neared completion, Microsoft first forked the preview code and distributed a different build to Skip Aheaders on Aug. 31. Windows 10 1709 began its release cycle on Oct. 17, or 47 days later. With this year’s version 1803, Skip Ahead debuted Feb. 14, or 75 days before the April 30 release of that upgrade.

(Windows 10 1803’s original launch date, reportedly April 10 – which was one of two dates Computerworld had forecast in February – was postponed by 20 days after a deal-breaking bug was uncovered at nearly the last minute.)

For one estimate of the release date for Windows 10 1809, Computerworld added 47 days to July 25, arriving at Sept. 10. A second estimate was generated by adding 61 days – the average of the two previous Skip Ahead triggers – to July 25, resulting in a Sept. 24 rollout.

Because the last three feature upgrades launched on either a Monday or Tuesday – April 11, 2017 for version 1703; Oct. 17, 2017 for 1709; April 30, 2018 for 1803 – Sept. 10 or 11 would be the most likely release dates for 1809, absent a show-stopping problem like the bug before 1803’s launch. Computerworld’s alternate forecast would be September 24 or 25, also a Monday/Tuesday combination, because it would match the previous upgrades’ average time-between-Skip-Ahead-and-release.

If Microsoft does release Windows 10 1809 in September, it would be the first time since November 2015 that the company has matched delivery date and the upgrade’s label. Version 1511 debuted Nov. 10, 2015. The four subsequent upgrades, 1607, 1703, 1709 and 1803, all missed their release months by between 2 and 30 days. (Version 1607 came the nearest, releasing Aug. 2, 2016.)

Although Microsoft has never expressly tied itself to March and September release months – in a support document, it gives itself wiggle room by stating that feature upgrades will be released “twice per year, around March and September [emphasis added]” – the disconnect between release and numerical designation has always seemed odd.

Issuing feature upgrades during the appointed months would be a sign that Microsoft has gotten a better handle on the rapid development tempo it has at times struggled with executing. It would also be a step toward a more predictable schedule, which was the point of the pledge it made over a year ago to issue a pair of feature upgrades annually.

Delete WINDOWS.OLD on Windows Server

 

After performing an in-place upgrade on a Windows machine, you will find a WINDOWS.OLD folder in the root of C:. This folder will have a backup of your old program files, appdata and Windows folder… just in case you need to revert back or recover something that might have been lost during the upgrade. When you try to delete it though you are told you don’t have permissions. Just a small point here, it is generally not recommended to do in-place upgrades on servers. In fact there are some products (e.g. Exchange, ConfigMgr) that explicitly state they do not support upgrading the Operating System. There is of course a difference between “what works” and “what is supported”, but we do suggest where possible you do a clean Server install and migrate your application to the new server. Anyway, let’s assume you’ve understand all the risks and have done a successful in-place upgrade, you now find the old WINDOWS.OLD folder of several GB in size sitting there. If all is well, then you might as well just delete it.

SOLUTION

On Desktop OS version, you can just use the disk cleanup tool to remove it, but that is not available (by default) on Servers, so there are a couple of approaches.

Command line tools to take ownership and delete the folder. Make sure to “run as administrator”

How can I delete the windows.old from an upgraded Windows Server?

For a client OS that’s upgraded, the Disk Cleanup utility can be used to delete the very large windows.old folder containing the old OS. This isn’t available on a server OS without installing the Desktop Experience feature.

To delete, it is necessary to take ownership of the folder, give administrators full control, then delete. This can be done with the commands below:

  •  takeown /F c:\Windows.old\* /R /A /D Y
  •  cacls c:\Windows.old\*.* /T /grant administrators:F
  •  rmdir /S /Q c:\Windows.old

 

Or you can add the “Desktop” features to provide the Disk Cleanup tool:

Step By Step Guide to Enabling “Disk Cleanup Utility”

1. Open The Roles and Features Wizard

To open the roes and feauture wizard. Lauch the “server manager” by pressing the Windows key

and clicking on the server manage please see Screenshot as shown.

Personally, the command line option is less messy and saves having to add features to your server that don’t really need to be there.

2. Click on Add role and Feature

Click on add role and feture to launch the add role and feature wizard.

3.  Choose installation Type

Choose rolebase or feature based installation to install to local machine.

4. Click Next all the way to features

Click “next” all the way to features. Locate “User Interface and Infrastructure”. Click on “Desktop Experience”

and install additional required feature.

5.  Proceed with the installation and Reboot

Make it sure that you reboot the system

6.  Verify that the Utility is indeed installed

Ready to run diskcleanup. See screen shot below.

Disk Cleanup in Action

Below is a sample snapshot of disk cleanup in action.

Windows 10 quick tips: 10 ways to speed up your PC

Want Windows 10 to run faster? Take a few minutes to try out these tips, and your machine will be zippier and less prone to performance and system issues.

 

 

1. Change your power settings

If you’re using Windows 10’s Power saver plan, you’re slowing down your PC. That plan reduces your PC’s performance in order to save energy. (Even desktop PCs typically have a Power saver plan.) Changing your power plan from Power saver to High performance or Balanced will give you an instant performance boost.

To do it, launch Control Panel, then select Hardware and Sound > Power Options. You’ll typically see two options: Balanced (recommended) and Power saver. (Depending on your make and model, you might see other plans here as well, including some branded by the manufacturer.) To see the High performance setting, click the down arrow by Show additional plans.

To change your power setting, simply choose the one you want, then exit Control Panel. High performance gives you the most oomph, but uses the most power; Balanced finds a median between power use and better performance; and Power saver does everything it can to give you as much battery life as possible. Desktop users have no reason to choose Power saver, and even laptop users should consider the Balanced option when unplugged and High performance when connected to a power source.

 

2. Disable programs that run on startup

One reason your Windows 10 PC may feel sluggish is you’ve got too many programs running in the background programs that you may never use, or only rarely use. Stop them from running, and your PC will run more smoothly.

Start by launching the Task Manager: Press Ctrl-Shift-Esc or right-click the lower-right corner of your screen and select Task Manager. If the Task Manager launches as a compact app with no tabs, click “More details” at the bottom of your screen. The Task Manager will then appear in all of its full-tabbed glory. There’s plenty you can do with it, but we’re going to focus only on killing unnecessary programs that run at startup.

Click the Startup tab. You’ll see a list of the programs and services that launch when you start Windows. Included on the list is each program’s name as well as its publisher, whether it’s enabled to run on startup, and its “Startup impact,” which is how much it slows down Windows 10 when the system starts up.

To stop a program or service from launching at startup, right-click it and select “Disable.” This doesn’t disable the program entirely; it only prevents it from launching at startup — you can always run the application after launch. Also, if you later decide you want it to launch at startup, you can just return to this area of the Task Manager, right-click the application and select “Enable.”

Many of the programs and services that run on startup may be familiar to you, like OneDrive or Evernote Clipper. But you may not recognize many of them. (Anyone who immediately knows what “bzbui.exe” is, please raise your hand. No fair Googling it first.)

The Task Manager helps you get information about unfamiliar programs. Right-click an item and select Properties for more information about it, including its location on your hard disk, whether it has a digital signature, and other information such as the version number, the file size and the last time it was modified.

You can also right-click the item and select “Open file location.” That opens File Explorer and takes it to the folder where the file is located, which may give you another clue about the program’s purpose.

Finally, and most helpfully, you can select “Search online” after you right-click. Bing will then launch with links to sites with information about the program or service.

If you’re really nervous about one of the listed applications, you can go to a site run by Reason Software called Should I Block It? and search for the file name. You’ll usually find very solid information about the program or service.

Now that you’ve selected all the programs that you want to disable at startup, the next time you restart your computer, the system will be a lot less concerned with unnecessary program.

 

3. Turn off search indexing

Windows 10 indexes your hard disk in the background, allowing you – in theory – to search your PC more quickly than if no indexing were being done. But slower PCs that use indexing can see a performance hit, and you can give them a speed boost by turning off indexing. Even if you have an SSD disk, turning off indexing can improve your speed as well, because the constant writing to disk that indexing does can eventually slow down SSDs.

To get the maximum benefit in Windows 10, you need to turn indexing off completely. To do so, first type services.msc in the Start Menu search box, and click the Services result that come up. The Services app then appears. Scroll down to either Indexing Service or Windows Search in the list of services. Double-click it, and from the screen that appears, click Stop. Then reboot. Your searches may be slightly slower, although you may not notice the difference. But you should get an overall performance boost.

If you’d like, you can turn off indexing for only files in certain locations. To do this, first type index in the Start Menu search box, and click the Indexing Options result that appears. The Indexing Options page of Control Panel appears. Click the Modify button and you’ll see a list of locations that are being indexed, such as Microsoft Outlook, your personal files, and so on. Uncheck the boxes next to any location, and it will no longer be indexed.

 

4. Clean out your hard disk

If you’ve got a bloated hard disk filled with files you don’t need, you could be slowing down your PC. Cleaning it out can give you a speed boost. Windows 10 has a surprisingly useful built-in tool for doing this called Storage Sense. Go to Settings > System > Storage and at the top of the screen – in the Storage Sense section – move the toggle from Off to On. When you do this, Windows constantly monitors your PC, and deletes old junk files you no longer need; temporary files; files in the Downloads folder that haven’t been changed in a month; and old Recycle Bin files.

You can customize how Storage Sense works and also use it to free up even more space than it normally would. Underneath Storage Sense, click “Change how we free up space automatically.” From the screen that appears, you can change how often Storage Sense deletes files (every day, every week, every month or when Windows decides). You can also tell Storage Sense to delete files in your Download folder, depending on how long they’ve been there. And you can also set how long to wait to delete files in the Recycle Bin automatically.

You can also delete old versions of Windows that might be hogging space. At the bottom of the screen, check the box next to “Delete previous versions of Windows.” Storage Sense will then delete old versions of Windows ten days after you’ve installed an upgrade. Note that if you do this, you won’t be able to revert to the older version of Windows.

 

5. Clean out your Registry

Under the Windows hood, the Registry tracks and controls just about everything about the way Windows works and looks. That includes information about where your programs are stored, which DLLs they use and share, what file types should be opened by which program or just about everything else.

But the Registry is a very messy thing. When you uninstall a program, for example, that program’s settings don’t always get cleaned up in the Registry. So over time, it can get filled with countless outdated settings of all types. And that can lead to system slowdowns.

Don’t even think of trying to clean any of this out yourself. It’s impossible. To do it, you need a Registry Cleaner. There are plenty available, some free and some paid. But there’s really no need to outright buy  one, because the free Auslogics Registry Cleaner does a solid job.

Before using Auslogics or any other Registry Cleaner, you should back up your Registry so you can restore it if anything goes wrong. (Auslogics Registry Cleaner does this for you as well, but it can’t hurt to have it backed up twice.) To do your own Registry backup, type regedit.ext in the search box, then press Enter. That runs the Registry editor.  From the File menu, select Export. From the screen that appears, make sure to choose the “All” option in the Export range section at the bottom of the screen. Then choose a file location and file name and click Save. To restore the Registry, open the Registry editor, select Import from the File menu, then open the file you saved.

Now download, install and run Auslogics Registry Cleaner. On the left-hand side of the screen you can select the kinds of Registry issues you want to clean up – for example, File Associations, Internet or Fonts. I generally select them all.

Next tell it to scan the Registry for problems. To do that, click “Scan Now” and from a drop-down menu that appears select Scan. That lets you first examine the Registry problems it finds. If you instead choose “Scan and Repair,” it makes the fixes without you checking them.

It now scans your Registry for errors, then shows you what it found. It ranks the errors according to their severity, to help you decide which to fix. Click Repair when you’ve made your decision, and make sure that “Back up Changes” is checked, so you can restore the Registry easily if something goes wrong.

 

6. Disable shadows, animations and visual effects

Windows 10 has some nice eye candy — shadows, animations and visual effects. On fast, newer PCs, these don’t usually affect system performance. But on slower and older PCs, they can exact a performance hit.

It’s easy to turn them off. In the Windows 10 search box type sysdm.cpl and press Enter. That launches the System Properties dialog box. Click the Advanced tab and click “Settings” in the Performance section. That brings you to the Performance Options dialog box. You’ll see a varied list of animations and special effects.

If you have time on your hands and love to tweak, you can turn individual ones on and off. These are the animations and special effects you’ll probably want to turn off, because they have the greatest effect on system performance:

  • Animate controls and elements inside windows
  • Animate windows when minimizing and maximizing
  • Animations in the taskbar
  • Fade or slide menus into view
  • Fade or slide ToolTips into view
  • Fade out menu items after clicking
  • Show shadows under windows

However, it’s probably a lot easier to just select “Adjust for best performance” at the top of the screen and then click OK. Windows 10 will then turn off the effects that slow down your system.

 

7. Launch the Windows troubleshooter

Windows 10 has a very useful, little-known tool that can sniff out performance problems and solve them. To launch it, run Control Panel and select System and Security > Security and Maintenance > Troubleshooting > Run maintenance tasks. A screen titled “Troubleshoot and help prevent computer problems” will appear. Click Next.

The troubleshooter will find files and shortcuts you don’t use, identify any performance and other issues on your PC, report them to you and then fix them. Note that you may get a message that says, “Try troubleshooting as an administrator.” If you have administrative rights to the PC, click it and the troubleshooter will launch and do its work.

 

8. Get help from the Performance Monitor

There’s a great tool in Windows 10 called the Performance Monitor that can, among other things, create a detailed performance report about your PC, detail any system and performance issues, and suggest fixes.

To get the report, type perfmon /report into your search box and press Enter. (Make sure there’s a space between “perfmon” and the slash mark.) The Resource and Performance Monitor launches and gathers information about your system. It will say that it will take 60 seconds, but I’ve found that it takes several minutes. When the Monitor finishes, it will launch an interactive report.

You’ll find a lot of extremely detailed information in the report, and it can take a lot of time to go through. Your best bet is to first look at the Warnings section, which details the biggest issues (if any) it found on your PC, such as problems with Windows, with drivers and so on. It also tells you how to fix each problem — for example, how to turn on a device that has been disabled.

It is also worthwhile to scroll down to the Resource Overview section, where you’ll find an analysis of how well your CPU, network, disk and memory are performing. Each result is color-coded, with green meaning no problems, yellow meaning potential issues, and red showing a problem.

Beyond that, the Resource Overview also reports performance metrics and explanatory details. For example, for the CPU, it might show green and a utilization of 21%, with the details, “Normal CPU load.” Or for Memory, it might show yellow, with 62% utilization and the details, “1520 MB is available.” Based on what you get, you might want to do something about your hardware — for example, add more memory.

 

9. Kill bloatware

Sometimes the biggest factor slowing down your PC isn’t Windows 10 itself, but bloatware or adware that takes up CPU and system resources. Adware and bloatware are particularly insidious because they may have been installed by your computer’s manufacturer. You’d be amazed at how much more quickly your Windows 10 PC can run if you get rid of it.

First, run a system scan to find adware and malware. If you’ve already installed a security suite such as Norton Security or McAfee LiveSafe, you can use that. You can also use Windows 10’s built in anti-malware app — just type Windows Defender in the search box, press Enter, and then click Scan Now. Windows Defender will look for malware and remove any it finds.

It’s a good idea to get a second opinion, though, so consider a free tool like Malwarebytes Anti-Malware. The free version scans for malware and removes what it finds; the paid version offers always-on protection to stop infections in the first place.

Now you can check for bloatware and get rid of it. Several free programs will do this for you; your best bet is to run several of them, because no single one will find all the bloatware on your PC. Good choices are the PC Decrapifier, Should I Remove It? and SlimComputer.

 

10. Shut down and restart Windows

Here’s one of IT’s not-quite-secret weapons for troubleshooting and speeding up a PC: Shut it down and restart it. Doing that clears out any excess use of RAM that otherwise can’t be cleared. It also kills processes that you might have set in motion and are no longer needed, but that continue running and slow your system. If your Windows 10 PC has turned sluggish over time for no apparent reason, you may be surprised at how much more quickly it will run when you do this.

Try just some of these tricks, and you’ll find that you’ve got a faster Windows 10 PC — and one that is less likely to have any reliability problems.

What You Need to Know About the Big Chip Security Problem

According to Intel Corp.,most of the processors running the world’s computers and smartphones have a feature that makes them susceptible to hacker attacks. The chipmaker, working with partners and rivals, says it has already issued updates to protect most processor products introduced in the past five years, but the news sparked concern about this fundamental building block of the internet, PCs and corporate networks.

The revelation of the so-called Meltdown and Spectre vulnerabilities spurred a scramble among technology’s biggest players, from Apple Inc. to Amazon.com Inc., to enact fixes and reassure customers they were on top of the problem.

1. What’s the problem?

Modern processors guess what they’ll have to do next and fetch the data they think they’ll need. That makes everything from supercomputers to smartphones operate very fast. Unfortunately, as Google researchers discovered, it also provides a way for bad actors to read data stored in memory that had been thought to be secure. In a worst-case scenario, that would let someone access your passwords.

2. How bad is it?

The vulnerability won’t stop your computer working and doesn’t provide an avenue for hackers to put malicious software on your machine. Though it could put important data at risk, there’s been no report so far of anyone’s computer being attacked in this manner. More broadly, though, the new fears could undermine longtime assurances that hardware and chip-level security is more tamper-proof than software.

3. How was it discovered?

The weakness was discovered last year by folks Google employs to find such issues before the bad guys do. Usually, solutions are developed in private and announced in a coordinated way. This time the news leaked before the companies involved had a chance to get a fix in place.

 

 

4. What’s being done to fix it?

Chipmakers and operating system providers, such as Alphabet Inc.’s Google and Microsoft Corp., are rushing to create software patches that will close the potential window of attack. Intel said that it expects to have issued updates for more than 90 percent of recently introduced processor products. Amazon.com Inc. said “all but a small single-digit percentage” of its servers have already been protected. In a blog post, Google said its security teams immediately “mobilized to defend” its systems and user data. Some customers of Android devices, Google Chromebook laptops and its cloud services still need to take steps to patch security holes, the company said. Patches for Windows devices are out now and the company is securing its cloud services, Microsoft said in a statement.

5. Is this just an Intel problem?

No, though that seems to be what panicky investors initially thought. Intel says it’s an issue for all modern processors. But rival Advanced Micro Devices Inc. stated that its products are at “near-zero risk.” ARM Holdings, which has chip designs that support all smartphones, said that, at worst, the vulnerability could “result in small pieces of data being accessed” and advised users of its technology to keep their software up to date. Google fingered all three companies. Apple said all Mac computers and iOS devices — including iPhones and iPads — were affected, but stressed there were no known exploits impacting users and that steps taken to address the issue haven’t dented performance.

6. What will the fallout be?

Some computers, mostly older ones, could be slowed down by the software patches that will make them more secure. Intel said that in common situations software might be slowed down by as much as 3 percent or not at all. But in other rare situations, performance might be reduced as much as 30 percent. The company doesn’t expect any financial impact and said it thinks customers will keep buying. As the fixes haven’t been widely deployed yet, it’s unclear whether anyone will even notice or whether computer slowdowns will be widespread. Intel has only done lab tests.

How to access the traditional Control Panel lost in the Windows 10 Creators Update

Microsoft is phasing out the traditional Control Panel with the Windows 10 Creators Update, but with a few tweaks you can still access it. Mark Kaelin explains how.

Microsoft has been slowly and methodically rolling out the Windows 10 Creators Update to customers throughout 2017. If you are one of the lucky ones to receive the update already, you have likely noticed more than a few changes to how Windows 10 looks and works. Some of the changes are good, some are a little annoying.

One of the changes Microsoft implemented in the Windows 10 Creators Update that I don’t like is the removal of the traditional Control Panel from the Win+X menu—that’s the menu you see displayed when you right-click the Start button from the Desktop interface (Figure A). Microsoft is migrating the interface for configuring the operating system to the new Settings screen, but some of us, especially IT pros who have been doing this for a long time, prefer the old Control Panel interface.

Figure A

Fortunately, the old Control Panel is still available; it is just lurking in the background. We can bring it back to the forefront with a few clicks, tweaks, and tricks, and this tutorial will show you how they work.

First, what you can’t do

The commands for the Win+X menu are located in this file folder, as shown in Figure B:

C:\Users\USERNAME\AppData\Local|Microsoft\Windows\WinX

Figure B

But you can’t just add a shortcut to the Control Panel executable to one of those Group folders and expect to see it show up in the Win+X menu. The special links within the Win+X menu system are protected with a special hash calculation, which greatly complicates any attempt to edit its contents.

To add the Control Panel back to the Win+X menu you will have to use a link with the hash already included. In general, that means acquiring a link from a version of Windows that is not the Creators Update. It is possible with the help of a third-party app, but it is complicated, convoluted, and not really necessary.

If you want to go through the process, you can check out this website for the details. But before you do, I have some simple solutions that might work better for you.

Now, what you can and should do

For those of us who want to keep things simple, here are a couple of ways to access the traditional Control Panel in Microsoft Windows 10 Creators Update.

1. Search for it

Figure C

If you just want to access the control panel occasionally and not add more icons to your desktop, the simplest way to access the Control Panel is by typing control panel in the Cortana search box. Control Panel should be the first entry in the search results (Figure C). You can left-click the link to start the app or right-click it and add the link to the Start Menu or to your Taskbar for easy future access.

Adding the Control Panel to the Start Menu is handy if you are using a touch screen interface. Adding it to the Taskbar works well if you find yourself accessing configuration settings on a regular basis.

2. Add to Desktop

Figure D

There are two ways to add the Control Panel to your Desktop. The first way is fairly obvious: Right-click an empty area on your Desktop and create a new shortcut that points to the Control Panel executable located here:

C:\Windows\System32

But you can also add the Control Panel icon to your Desktop through the Personalization screen. Right-click the Start button to open the Win+X menu and click the Settings menu item. Click the Personalization icon to open the next screen and drill down to the Themes screen. Scroll down until you see the Desktop Icon Settings item under the Related Settings area and click it. A dialog box will pop open and you can check the Control Panel radio button to add that link to your Desktop (Figure D). Click OK and the icon will be added as a primary system link on your Desktop.

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10 Windows 7 tips to get the most out of your machine

If you’re one of the many business users who has not upgraded their computer to Windows 10, there are still resources to boost your experience. Here are 10 tips for getting the most out of the OS.

Windows 10 faced a controversial roll-out, with privacy concerns, bugs, and other issues plaguing many users. And as of August 2016, just 1% of business machines had upgraded to Windows 10, according to a study from Softchoice. Instead, 91% of the machines were operating with Windows 7—an 18% increase over the same period of time in 2015.

“It seems businesses don’t see an urgent need to move operating systems, so long as their cloud-based applications are still running fine on Windows 7,” Softchoice’s Microsoft director Craig McQueen wrote in a press release at the time. “In addition to the security benefits, I think once organizations grasp the user benefits—such as touch and Cortana—we will start to see a boost in adoption.”

While experts predict Windows 10 deployments will pick up this year, it’s important for those still using Windows 7 for business to get the most out of their machines. Here are 10  articles with Windows 7 tips that will help enterprise users operate the machines more effectively.

1. 10 ways to speed up Windows 7

While Windows 7 generally performs well, over time, the system can slow down and require some care to get it back up to speed. The OS also contains certain features that users can take advantage of to improve overall performance. Here, we outline 10 steps business users can take to enhance the performance of your Windows 7 system.

2. Use multiple monitors with Windows 7’s Remote Desktop Connection

Windows 7 allows users to connect to a remote computer and utilize the local system’s multiple monitors. Here is a step by step advice on how to configure and operate multiple monitors using Windows 7’s Remote Desktop Connection, as well as how to connect to and from Windows versions that do not support this feature.

3. Quick Tips: Flush the ARP cache in Windows 7

The Address Resolution Protocol (ARP) cache is an important part of IP networking on any OS, as it links Ethernet addressing to hardware addressing. Newly mapped addresses are saved in an ARP cache, which is usually fine, but can sometimes cause issues with internet connections and web page loading times. Here, are the necessary steps to clear the ARP cache, and how to manage it going forward.

4. 10+ Windows 7 services you may not need

While every version of Windows includes a core set of system services, business users can disable some that are not necessary in order to improve performance and security. In this article, we highlight 13 services that users can disable if they so choose on Windows 7 systems that will likely not have any impact on business operations, including IP Helper, offline files, and Network Access Protection.

5. 10 Windows 7 commands every administrator should know

IT staff who troubleshoot Windows 7 problems often have to dive into the command line. Here, are 10 fundamental Windows 7 commands that are useful for IT administrators, including System File Checker, File Signature Verification, and Driverquery.

6. Modifying the Windows 7 boot loader with the Boot Configuration Data Editor tool

In Windows Vista and later versions of Windows, the bootloader was moved from boot.ini to a utility called BCDEdit. This article walks users through how to modify the boot config data using this tool.

7. Change and customize Windows 7’s Logon screen wallpaper

Changing and customizing the Windows 7 Logon screen wallpaper is easy once you know the steps, as Microsoft built the ability to change the wallpaper right into the OS, as opposed to needing any third-party software. Here, we offer a tutorial on doing so.

8. Change the Processor Affinity setting in Windows 7 to gain a performance edge

Most applications have been designed for multi-core processors, and work with an OS to distribute their operations evenly across cores to enhance performance. However, you can sometimes achieve better overall performance from certain applications by configuring them to run on different processor cores, which Windows 7 allows via the Processor Affinity setting. In this article, we explain two ways to change the Processor Affinity setting in Windows 7.

9. Use Windows 7 Event Viewer to track down issues that cause slower boot times

Experiencing a slow Windows 7 boot time? You can use Windows 7’s Event View to investigate the source of the problem. The Event Viewer includes a category of event logs called Applications and Services Logs, which track key elements of the OS. Here, we explain how it is possible to find out how long it took to boot up your system every time, since the day Windows 7 was first installed, along with instances where boot time slowed down, all through these logs.

10. Tag your files for easier searches in Windows 7

This article, walks users through how to tag files to make them searchable via the Search filters built into Windows Explorer’s Search box in Windows 7. It’s possible to do this easily from many applications while saving a file. The ability to more easily find files is a boon for business users who want to enhance their productivity.

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Change the Processor Affinity setting in Windows 7 to gain a performance edge

Under specific circumstances and with careful tweaking, you can increase Windows 7’s performance using the Processor Affinity setting.

If you have a multi-core processor, chances are good that on the Performance tab in Windows Task Manager, you have noticed that the CPU Usage History graphs look about the same for each core, as shown in Figure A. The reason for this is that most applications you run these days have been designed with multi-core processors in mind and will work with the operating system to distribute their operations as evenly as possible across all the available cores.

Figure A

In most cases, you’ll notice that the CPU Usage History graphs look about the same for each core.

In most cases this even distribution provides you with the best performance possible. However, that’s not always going to be the case. For instance, older applications that were designed for single-core processors can behave irrationally — they may all of a sudden begin maxing out the CPU usage at 100 percent and appear to be locked up. In other circumstances, you might be able to achieve better overall performance from certain applications by configuring each of them to run on different processor cores.

Fortunately, Windows 7 allows you to configure applications to use only one, or several, of the processor cores in a multi-core system by using the Processor Affinity setting.

In this edition of the Windows Desktop Report, Iwe’ll show you two ways to change the Processor Affinity setting in Windows 7.

From Task Manager

Changing the Processor Affinity setting from within Task Manager is a pretty straightforward operation once you know how to do it. To launch Task Manger, you can use the keystroke combination [Ctrl] + [Shift] + [Esc] or you can simply right-click on the taskbar and select Task Manager from the context menu.

Once Task Manager is up and running, select the Applications tab, right-click on the application that you want to work with, and select the Go to Process command, as shown in Figure B. When you get to the Processes tab, right-click on the process and from that context menu, select the Set Affinity command, as shown in Figure C. (If the processes are jumping around, it may be hard to select the correct process, so you might just want to press the Application key or [Shift]+[F10].)

Figure B

Right-click on an application and select the Go to Process command.

Figure C

Right-click on the process and select the Set Affinity command.

After you select the Set Affinity command, you’ll see the Processor Affinity dialog box shown in Figure D. As you can see, the default setting is All Processors, which in the case of my example system are CPU 0 and CPU 1. At this point, you can clear the All Processors check box and then select the CPU on which you want the process to run.

Figure D

The Processor Affinity dialog box allows you to choose which processor(s) you want to use.

An example

To take a look at the effects of using the Set Affinity command, we launched two applications: Microsoft Security Essentials and Disk Defragmenter. Next we used the Set Affinity command to assign Microsoft Security Essentials to CPU 0 and Disk Defragmenter to CPU 1. We then started each application running — Microsoft Security Essentials performing a full scan and Disk Defragmenter defragging a 500GB disk.

Once each application began working, they started sucking up CPU time, so we went to the Performance tab in Windows Task Manager to look at the CPU Usage History graphs. When we did, we could see that each graph was showing different measurements, as shown in Figure E.

Figure E

Each of the CPU Usage History graphs shows different measurements.

To specifically see how each CPU core was faring, we launched Resource Monitor and selected the CPU tab. Again, we could see that each CPU core was showing different usage measurements, as shown in Figure F.

Figure F

Resource Monitor’s CPU tab specifically identifies each CPU core and its usage.

Now, of course, my example combination is purely for the sake of showing each CPU handling a separate process. However, there are instances where running Microsoft Security Essentials on a separate CPU core would be beneficial.

From a shortcut

Now if you find that running an application on a specific CPU core works well, you might want to use it again in the future. If so, chances are that you won’t want to have to go through the Task Manager each time. Fortunately you can create a shortcut to launch an application with a specific affinity setting.

For example, to launch Disk Defragmenter so that it runs only on CPU 0, you would create a shortcut with the following command line:

C:\Windows\System32\cmd.exe /C start /affinity 1 dfrgui.exe

To launch Disk Defragmenter on CPU 1, you would create a shortcut with the following command line:

C:\Windows\System32\cmd.exe /C start /affinity 2 dfrgui.exe

The number that follows the start /affinity command is called the affinity mask and is defined as a hexadecimal number. However, the CPU core number can be calculated more easily using binary numbers. For instance, the command

C:\Windows\System32\cmd.exe /C start /affinity 3 dfrgui.exe

will launch Disk Defragmenter on both CPU 0 and CPU 1. If you convert 3 into a binary number you will get 0011. Under the affinity mask system, processors are numbered from the right to left beginning with 0 and since there are 1’s in the first two places, this indicates CPU 0 and CPU 1.

Suppose you have a Quad core processor. If so and you use an affinity mask of 4, that will convert into binary 0100, which indicates CPU 2. If you use an affinity mask of 9, that will convert into binary 1001, which indicates CPU 0 and CPU 3.

For more information on the start /affinity command, open a Command Prompt window and type the command

start /?

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