Fix Windows Update Error 0x80070BC9

What Is Error 126?

Error 126 is a very commonly occurring error that is often the result of damaged system files of Windows. They usually occur during the installation of some Windows program or application. When Error 126 is generated, it terminates the installation process almost instantly. It is important to take corrective measures immediately to ensure that no such problems are encountered again in the future.

Solution

Error Causes

There are a variety of conditions that may trigger Error 126. These conditions are listed below as follows.

• Corruption of the service-related DLL file
• Missing or damage service-related DLL file
• Corrupt, damaged, or Misconfigured system files
• Improper hardware or application installations or uninstallations
• Existence of viruses, malware, adware, or spyware in the system
• Corrupt or incorrect registry entries in the system files

When any of the above-listed conditions occur, the corrupt system files will go to the improper links or missing information. Eventually, the problems with the files will keep the applications or programs from responding in the usual manner. Whatever are the reasons for error generation, it is of utmost importance that the error is removed to ensure smooth functioning of the system.

Further Information and Manual Repair

There are many different ways this error can be rectified. However, the two most effective solutions are listed below as follows.

• This solution is for the advanced user. Turn on the system and log on to it as the Administrator. Now click on the Start button. Now click on All programs -> Accessories -> System Tools. Here you will come across the option for System Restore. Click on it. A new window will appear. Select 'restore my computer to an earlier time' point. Now clock on Next. A list of restore points will now appear in front of you. Choose the latest restore point you come across from this list and click on ‘Next’. In the next window that opens, click on ‘Next’ again. This is the confirmation window. Once the restoration finishes, restart your computer.
• This solution is for novice users. Download an Error 126 repair utility program. Install it on your system. Now use it to scan your system for errors. Find out if there is an option to fix/repair error. When you come across it, click on it as soon as the scan is complete. Restart your computer. Your system is now free of Error 126.

Error Code 16 - What is it?

Code 16 is a type of Device Manager error code. Windows XP users are most likely to encounter it. This error pops on XP systems that are running legacy or not plug-and-play hardware.

Error code 16 is displayed in the following format:

‘Windows cannot identify all the resources this device uses. (Code 16)’

Solution

Error Causes

Error code 16 occurs when you use a peripheral device such as an external drive or a printer and that device is not properly or completely configured. Though the device may have been recognized before Windows fails to verify its configuration. Simply put, error code 16 appears when devices are partially configured.

In addition to this, another cause of error 16 is outdated or corrupt device drivers. Devices often fail to run successfully because of driver problems.

Device drivers are programs that provide instructions to control different devices attached to the computer system such as audio devices and printers to name a few.

Though error code 16 is not fatal like other PC error codes such as BSoD; however, it may hamper your ability to use certain devices installed on your system and lower your work productivity.

To avoid inconvenience, it is advisable to resolve the error immediately to avoid inconvenience.

Further Information and Manual Repair

PC error codes are often considered technical and difficult to resolve which is why many prefer to hire a professional for the repair job rather than doing it themselves.

Small repair jobs like fixing error code 16 by a professional computer programmer may cost you hundreds of dollars.

So, why incur so much cost when you can repair it easily by yourself even if you are not a technical whiz.

Error code 16 is easy to repair.

Here are some effective DIY methods that you can use for resolving error code 16 on your PC. These methods require no technical background, knowledge or expertise for that matter. Just simply follow the instructions and resolve the error code 16 issue.

Let’s get started…

Method 1 - Setup from the Disk that Came with the Hardware Device

Run setup from the disk that came with the hardware device, or you can simply copy the setup software file to your hard drive/flash drive. Refer to the vendor’s direction to set up.

If for any reason you’re unable to find the directions, simply uninstall the device. Then go to the start menu, Control Panel, and select ‘Add New Hardware’.

Now pick the appropriate hardware and follow the steps that the Wizard suggests. This is most likely to resolve the error code.

Nonetheless, if the error code still persists, then try method 2.

Method 2 - Allocate More PC Resources

Another alternative method to resolve error code 16 is to allocate more PC resources to the device. To specify additional resources:

• Go to the start menu
• Type Device Manager
• Then go to the Device properties and click the resources
• Here specify the device in the Device Manager
• If you see a resource with a question mark, assign that resource to the device
• However, if for any reason the resource is unable to change, then simply click ‘Change Setting’.
• If Change Settings is not available, then click the box to the ‘Use Automatic Settings’ box. This will make the option available.

Method 3 - Install DriverFIX

As previously stated above, device manager error codes like error code 16 may also occur due to driver problems. If this is the underlying reason for error code 16 on your system, then the best way to resolve it is to install DriverFIX.

DriverFIX is user-friendly, advanced, and feature-filled software deployed with an intelligent programming system, which detects all problematic device drivers automatically in seconds.

It matches these drivers with their latest versions and updates them smoothly without any hassle, resolving error code 16 right away.

And furthermore, once you install this software on your PC, you don’t have to worry about driver problems anymore typically because it updates drivers on a regular basis with compatible and new versions, ensuring that your computer functions properly. It is easy to install and is compatible with all Windows versions.

Click here to download DriverFIX to repair error code 16

PFN_LIST_CORRUPT Blue Screen - What is it?

PFN_LIST_CORRUPT is a blue screen of death error code. It occurs when the PFN (Page Frame Number) list becomes corrupt. The Page Frame Number is basically used by your hard drive to determine your location of each one of your files on the disk. This error may occur when starting up the program or while using it. Blue screen of death errors occurs without any warnings. The program disrupts all of a sudden and the computer screen turns blue.

Solution

Error Causes

PFN_LIST_CORRUPT Blue Screen error may occur due to multiple reasons. Some of the common reasons include:

• Hardware problems
• Device driver issues
• Registry problems
• Viral Infection

It is recommended to resolve the PFN_LIST_CORRUPT Blue Screen of Death error immediately without any delay virtually because this error can be quite fatal to your PC. It can pose serious threats to your system like system freeze, crash, failure, and valuable data loss. Furthermore, if the error is related to viral infection, it can expose you to privacy issues, data breaches, and cybercrime too.

Further Information and Manual Repair

This is a critical PC error but easy to resolve. You don’t need any technical expertise to fix this error on your PC. Here are some quick and easy methods to resolve PFN_LIST_CORRUPT Blue Screen error:

Method 1: Install Compatible Device Drivers

Sometimes when new hardware is added to the PC, you need to install updated versions of the device drivers to ensure there are no incompatibility issues. Incompatibility between the hardware and device drivers may generate PFN_LIST_CORRUPT Blue Screen of death error on your screen. To resolve, it is advisable to download and install the latest updated versions of the device drivers from the manufacturer’s website.

Method 2: Scan for Viruses

PFN_LIST_CORRUPT Blue Screen of Death error may occur due to viral infection too. Viruses and spyware enter your PC when you log on to unreliable websites and download programs from there or open phishing emails on your PC. These viruses corrupt and damage programs and files resulting in such errors. To fix the issue, you need to install a powerful antivirus and ensure all kinds of viruses and spyware are detected and removed from your system.

Method 3: Clean and Restore the Registry

PFN_LIST_CORRUPT Blue Screen error indicates poor PC maintenance. When you don’t clean and remove unnecessary and obsolete files like junk files, bad registry keys, cookies, internet history, temporary files, and invalid entries from the registry, the registry overloads and gets damaged. These files accumulate taking up a lot of disk space and also corrupt system files. If these files are not removed timely, it results in registry issues like a blue screen of death errors and run-time errors. To remove these files and clean the registry, you need to install a powerful registry cleaner. Whether the underlying cause for PFN_LIST_CORRUPT Blue Screen of Death error on your PC is viral infection or registry issues, to resolve the BSOD error code in seconds download Restoro. This is a cutting-edge and multi-functional PC fixer deployed with both an antivirus and a registry cleaner. Additional features include a system optimizer too. It is user-friendly and easy to operate. You can download it on all Windows versions without any hassle. It is safe and bug-free. The registry cleaner feature scans and removes all unnecessary files, cleans and repairs the registry while the antivirus utility simultaneously removes all kinds of malicious software including spyware, viruses, Trojans, and malware. Click here to download Restoro now and resolve the PFN_LIST_CORRUPT Blue Screen of Death error immediately!

As you know, the Microsoft store is a built-in tool in Windows 10 where you can find a variety of applications. It helps users in downloading or updating apps in the system. However, there are instances when you could encounter issues while using it. One of the issues that you could face when using the Microsoft Store app is when it keeps on offering apps you have just updated or when you are not able to update any apps at all. This kind of issue in the Microsoft Store app might be caused by other issues like a damaged Windows Store cache. There are several options you can check out to resolve the problem. You can try to check the registry setting or run the Windows Store apps troubleshooter or clear the Windows Store cache manually or reset its settings. You could also try to re-register the Microsoft Store app. For more details, refer to each one of the options provided below but before you troubleshoot the problem, make sure that you create a System Restore point.

Option 1 – Run the Windows Store App troubleshooter

The Windows 10 Store Apps Troubleshooter will help you in fixing the problem in Microsoft Store. This is a great built-in tool from Microsoft that helps users fix any app issues. To use the Windows Store Apps Troubleshooter, follow the steps below.

• Tap Win + I keys again to open the Windows Settings panel.
• Go to Update & Security and then go to Troubleshoot.
• Under the Troubleshoot section, on your left-hand side, scroll down to find Window Store Apps.
• Then click on the Run the troubleshooter option and follow the on-screen instructions and then see if it fixes the problem.

Option 2 – Try checking the settings in the Windows Registry

The next thing you can do to fix the problem is to check the Registry settings for the Windows Store.

• Tap the Win + R keys to open the Run utility and type “Regedit” in the field and then hit Enter to open the Registry Editor.
• Next, navigate to this registry path: HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionCurrentVersion
• From there, look for the DWORD named “CurrentVersion” and make sure that its value data is set to 6.3, but if it’s not then change its value data to 6.3
• Exit the Registry Editor and restart your computer and then see if it fixed the problem with the Microsoft Store app.

Option 3 – Try to reset the Microsoft Store cache

Just like browsers, Microsoft Store also caches as you view apps and games so it is most likely that the cache is no longer valid and must be removed. To do so, follow the steps below.

• Right-click on the start button and click on Command Prompt (administrator).
• Next, type in the command, “exe” and tap Enter. Once you do, the command will clear the cache for the Windows Store app.
• Now restart your PC and afterward, try opening Microsoft Store again and then try to install your app or update your computer again.

Option 4 – Try to re-register the Microsoft Store app via Windows PowerShell

• Tap the Win + X key combination or right-click on the Start button and click on the Windows PowerShell (Admin) option.
• If a User Account Control or UAC prompt appears, just click on Yes to proceed and open the Windows PowerShell window.
• Next, type in or copy-paste the following command to re-register the Microsoft Store app and tap Enter:

powershell -ExecutionPolicy Unrestricted Add-AppxPackage -DisableDevelopmentMode -Register $Env:SystemRootWinStoreAppxManifest.xml

• Wait for the process to be completed and then restart your computer.

New Windows brings new keyboard shortcuts, most of them are tied to new features and we are presenting you some new ones that are worth remembering. ⊞ WINDOWS + N - notification panel ⊞ WINDOWS + W - News and Interests feed With the News and Interests feed, Windows 11 offers users the ability to check the latest news, the weather, and more without opening a browser window. ⊞ WINDOWS + Z - Snap Layout Instead of the usual two windows snapping capability, Windows 11 allow users to snap their windows in a three-column layout. Users can access this by pressing Windows Key and Z to access the Snap layout. ⊞ WINDOWS + PRT SCN - taking screenshots This one isn’t exactly new, but pressing the Windows Key and Print Screen will automatically capture the entire screen and save a copy of the image on your PC. Once the screen flashes, you will know that the screenshot has been taken, after which you can find the file saved under your Pictures folder in a subfolder called Screenshot. ⊞ WINDOWS + C - Microsoft Teams chat Microsoft Teams app, the service allows anyone with a Microsoft account to quickly start a chat using the Windows + C shortcut.

FileShareFanatic is a browser extension developed by Mindspark Inc. This extension offers users the ability to quickly access some of the most popular file-sharing websites. While this may sound tempting and useful at start, using this extension might prove more annoying then useful.

When installed FileShareFanatic hijacks your new tab page changing your default search engine to search.myway.com. Additionally it monitors user activity, recording visited websites, clicked links, viewed products, and whatever other information that can be used by the Ad network to display targeted Ads.

While browsing the internet with this extension you will notice an increase of ads on pages, especially in search results. This extension injects additional ads, sponsored links, and even displays pop-up ads in order to gain revenue.

FileShareFanatic has been marked as a Browser Hijacker by several top anti-virus scanners, and is scheduled for deletion.

About Browser Hijackers

Browser hijacking is considered the web’s constant danger that targets browsers. It is a kind of malicious software that modifies your internet browser’s configuration settings so that you are redirected to websites or pages that you had no intention of visiting. Browser hijackers can do more than simply modifying homepages. It redirects you to the sponsored sites and inserts advertisements on your browser which helps its developer generate earnings. It might appear naive, but most of these websites are not legitimate and will pose a major risk to your online safety. Browser hijackers can even let other vicious programs without your knowledge to further damage your PC.

Symptoms of browser hijack

There are numerous symptoms of browser hijacking: 1. you see unauthorized modifications to your internet browser’s homepage 2. you get re-directed to internet sites you never meant to visit 3. default online search engine is modified 4. discover new toolbars which you did not add 5. you observe lots of pop-ups on your screen 6. your web browser gets slow, buggy, and crashes frequently 7. Inability to navigate to certain sites, especially anti-malware as well as other security software webpages.

How they infect computers

Browser hijackers attack computers via malicious email attachments, downloaded infected documents, or by visiting infected internet sites. Many internet browser hijackings originate from add-on software, i.e., browser helper objects (BHO), toolbars, or extensions added to browsers to give them extra features. A browser hijacker could also be installed as a part of freeware, demoware, shareware and pirated programs. Browser hijackers can interrupt the user’s web browsing experience significantly, track the websites visited by users and steal sensitive information, cause difficulty in connecting to the internet, and eventually create stability problems, making software programs and computer to crash.

Removal

The one thing you can try to get rid of a browser hijacker is to find the malware within the “Add or Remove Programs” list in the Microsoft Windows Control Panel. It may or may not be there. If it is, try to uninstall it. But, most hijacking codes aren’t very easy to eliminate manually, as they go deeper into your operating system. Besides, browser hijackers could modify the Computer registry so that it could be very hard to repair manually, especially when you’re not a very tech-savvy individual. You can choose automatic browser hijacker removal by just installing and running reliable anti-malware software. If you need to get rid of persistent browser hijackers effectively, install the top-rated Anti-Malware software Safebytes Anti-Malware.

Find Out How To Install Safebytes Anti-Malware On An Infected PC

Malware can cause a lot of damage to your PC. Some malware types alter internet browser settings by including a proxy server or change the PC’s DNS configuration settings. When this happens, you’ll be unable to visit certain or all of the sites, and thus unable to download or install the required security software to remove the infection. If you are reading this, you may have infected by a virus that prevents you from downloading a security program such as Safebytes Antimalware on your PC. There are some actions you can take to circumvent this issue.

Download the application in Safe Mode with Networking

If the virus is set to load immediately when Microsoft Windows starts, entering Safe Mode could very well block the attempt. Since only the bare minimum programs and services launch in safe mode, there are hardly any reasons for conflicts to occur. To start your Windows XP, Vista or 7 computer in Safe Mode with Networking, please do as instructed below. 1) At power on, hit the F8 key before the Windows splash screen starts to load. This will bring up the Advanced Boot Options menu. 2) Choose Safe Mode with Networking with arrow keys and hit ENTER. 3) Once this mode loads, you will have the internet. Now, utilize your browser to download and install Safebytes Anti-malware. 4) As soon as the application is installed, allow the scan run to eliminate viruses and other malware automatically.

Switch to an alternate internet browser

Web-based viruses can be environment-specific, aiming for a particular web browser or attacking specific versions of the browser. The best solution to avoid this problem is to opt for a browser that is known for their security measures. Firefox comprises built-in Phishing and Malware Protection to keep you safe online.

Run antivirus from a USB drive

Another option is to make a portable antivirus program onto your USB thumb drive. To run antivirus from a thumb drive, follow these simple steps: 1) Download Safebytes Anti-Malware or Microsoft Windows Defender Offline onto a clean computer system. 2) Plug the Thumb drive into the uninfected computer. 3) Double-click the Setup icon of the anti-malware software to run the Installation Wizard. 4) Select the drive letter of the USB drive as the place when the wizard asks you exactly where you would like to install the anti-virus. Follow the directions to finish the installation process. 5) Unplug the pen drive. Now you can utilize this portable antivirus on the affected computer. 6) Double-click the anti-malware program EXE file on the thumb drive. 7) Simply click “Scan Now” to run a complete scan on the infected computer for malware.

SafeBytes Anti-Malware Features

To protect your personal computer from many different internet-based threats, it’s important to install an anti-malware application on your computer system. However, with countless numbers of anti-malware companies in the marketplace, nowadays it is challenging to decide which one you should purchase for your PC. Some are good ones, some are decent, and some are simply just fake anti-malware applications that could harm your personal computer themselves! You should choose one that is trustworthy, practical and has a strong reputation for its malware source protection. On the list of strongly recommended software by industry analysts is SafeBytes Anti-Malware, the most dependable program for Windows computers. SafeBytes anti-malware is a powerful, very effective protection application made to help users of all levels of computer literacy in finding and eliminating malicious threats from their computer. Once you’ve installed this program, SafeBytes state-of-the-art protection system will ensure that absolutely no viruses or malware can seep through your PC.

SafeBytes anti-malware takes PC protection to a totally new level with its enhanced features. These are some of the highlighted features included in the software.

World-class AntiMalware Protection: Built on a greatly acclaimed anti-virus engine, this malware removal tool can identify and get rid of several obstinate malware threats such as browser hijackers, potentially unwanted programs, and ransomware that other typical antivirus programs will miss. Real-time Threat Response: Malware programs attempting to get into the computer are discovered and stopped as and when detected by the SafeBytes active protection shields. It’ll examine your PC for suspicious activity at all times and its unrivaled firewall protects your computer from unauthorized access by the outside world. Safe Browsing: Safebytes assigns all sites a unique safety ranking that helps you to get an idea of whether the webpage you’re just about to visit is safe to browse or known to be a phishing site. Lowest Memory/CPU Usage: SafeBytes is a lightweight tool. It consumes a really small amount of processing power as it operates in the background therefore you will not see any computer performance difficulties. 24/7 Guidance: SafeBytes provides 24/7 technical support, automatic maintenance and updates for best user experience. All in all, SafeBytes Anti-Malware is a solid program as it has lots of features and could identify and remove any potential threats. Once you have downloaded and installed this software, you no longer need to worry about malware or any other security worries. So if you’re searching for the best anti-malware subscription for your Windows-based computer, we recommend SafeBytes Anti-Malware tool.

Technical Details and Manual Removal (Advanced Users)

If you wish to carry out the removal of FileShareFanatic manually instead of using an automated software tool, you may follow these measures: Proceed to the Windows Control Panel, click the “Add or Remove Programs” and there, choose the offending application to uninstall. In cases of suspicious versions of web browser plug-ins, you can easily get rid of it via your web browser’s extension manager. You’ll probably also want to reset your browser. To be certain of complete removal, find the following registry entries on your computer and remove it or reset the values appropriately. Having said that, editing the registry can be a complicated job that only advanced users and professionals should try to fix it. Furthermore, some malware is capable of replicating or preventing removal. It is advisable that you carry out the removal process in Windows Safe Mode.

Error Code 0x8007007e – What is it?

Error code 0x8007007e often occurs when users attempt to use Windows Update but are unable to access updates or webpages. To resolve this issue, you will need to use tools that detect and correct corrupted files as this is usually the main reason for the error.

Solution

Error Causes

Once this error code is encountered, it's a clear indication that your Operating System has malfunctioned. This could be a consequence of an incorrect or failed installation of software. The software might leave invalid entries in the Windows registry. Improper shut down of your system and a malware attack are also causes of error code 0x8007007e. Additionally, someone with little or no technical knowledge might have deleted a system file by accident. Missing system files can also equate to other error codes such as registry error code 19.

You may not always be able to prevent issues from affecting your computer, but proper measures can be taken to limit your risk of experiencing problems like error code 0x8007007e. See the following suggestions below:

• Ensure proper system maintenance by regularly using your automated tool. This will ensure your system is in good shape and error-free. It will also clean your system regularly leading to a boost in PC performance
• Keep antivirus software up-to-date. Antivirus software if crucial for the proper functioning of your computer. Keeping your antivirus updated is one of the best ways you can avoid problems with your PC.

Further Information and Manual Repair

Method One: System File Checker

System File Checker is a Windows tool that allows users to check their system for corrupt or bad system files. The utility scans for corrupt files and repairs them as well as files that may have gone missing.

Depending on the type of Windows operating system on your computer, you may need to follow varying instructions. However, note that Windows operating systems including Windows 10 and Windows 8 or 8.1 and Windows Vista all provide access to System File Checker via Command Prompt.

Once you run System File Checker, the tool should be able to repair and replace corrupted files. However, in cases where the repair process does not take place, you can attempt a manual repair by replacing the corrupt file the tool identifies with a good file. The process may require technical knowledge of Command Prompt so consider help from a Windows repair technician or consider contacting Windows for instructions based on your computer’s operating system.

Method Two: Run System Restore Tool

The System Recovery Options menu in Windows contains many tools which can enable users to resolve serious errors. In the case of Error Code 0x8007007e, one of the best tools in this menu is System Restore.

When an error occurs which inhibits users from accessing key functions on their system, System Restore enables the user to restores the computer to an earlier period without causing harm to files, photos, or documents.

However, once you run this tool, you will only be able to access files available within the period to which your computer is restored. For this reason, carefully consider which period is best suited to your purposes. Also, ensure you restore the system to a time when error code 0x8007007e was not present on your machine.

If System Restore does not resolve the error, you may undo the restoration changes. Ensure you have sufficient free space on your machine hard disk before you proceed (300 MB at least for hard drives above 500MB or at least 50 MB for smaller sized disks).

Method Three: Download Automated Software

When it comes to resolving error codes, it can often be a frustrating and tricky venture, especially when you are attempting to fix the problem manually. The Internet is awash with bits and pieces of instruction, some misleading at best with uncertain success rates.

But what if there was a one-stop-shop or better yet a tool that offered solutions for error codes including 0x8007007e?  Download a powerful automated tool that offers easy and effective, user-friendly solutions for users with varying error code problems.

Error Code 0xC004C770 – What is it?

If the Error Code 0xC004C770 popped up on your computer during your activation of the Windows 10 software, don’t worry. This is a fairly common error, especially for people who own more than one computer upon which Windows 10 is installed and activated. The gist of this error code is that the product key that you have entered has already been claimed or used on a different computer. Because there are limitations on the number of computers that can use any given license activation code or product key, this error code can arise when you have exceeded that limit. If you have a single-use license and have already entered the particular product key onto another machine, you may see this error come up during activation.

Both Error Code 0xC004C770 and Error Code 0x803FA071 arise from the same problem and the same steps can be used to resolve both error codes.

Solution

Error Causes

Error Code 0xC004C770 is likely to appear on your screen during activation of Windows 10 if you or anyone else in your organization have already entered in the product key used on another computer. If you have a multiple-use license, the product key that you are entering may already have been used for the maximum number of computers allowed under that license.

Further Information and Manual Repair

There are two basic methods for addressing the issues associated with Error Code 0xC004C770. These methods can easily be implemented by anyone who is comfortable interacting with the Windows Store from their computer, which makes the resolution of this particular error code fairly simple and straightforward.

If you are unable to complete the steps below or Error Code 0xC004C770 has not been resolved after following the guides below, contact a Windows technician who is familiar with the Windows 10 activation process to assist you in the process. You can also get in touch with the Windows technical support team to assist you in the process if needed.

Method One: Purchase A New Product Key from Windows

If you have already used the product key on another computer or have used it on the maximum number of allowed devices, you may need to purchase an additional product key for the computer with Error Code 0xC004C770. Product keys can be purchased physically from a retailer that sells Windows 10 software licenses or purchased directly from the Windows store.

To purchase a new product key directly from the Windows Store, follow the steps below:

• Step One: Select the Windows start button at the bottom of your toolbar. Click on “Settings,” then select the option for “Update and Security.”
• Step Two: Click on the “Activation” option.
• Step Three: In the menu that appears, choose the option to “Go to Store” and follow any on-screen instructions to finalize a purchase of the Windows 10 software and product key.
• Step Four: Use the new product key to complete the installation and activation of the Windows 10 software on your computer.

If you are unable to see the “Go to Store” option when you reach the “Activation” page, you may not be set as an administrator of your machine. In this case, get in touch with the support personnel from your company to complete the purchase, installation, and activation process on your computer.

Method Two: Attempt to Finish Activation via Phone

For users who have changed out parts of their computer’s hardware, like putting in a new motherboard or activating a new hard drive, you may have more success if you attempt activation through a phone.

In order to activate your copy of Windows 10 from your phone, follow the steps below:

• Step One: On your mobile device, open up the search box from the taskbar.
• Step Two: In the search box, enter the phrase “SLUI 04.”
• Step Three: Select the “SLUI 04” option that appears.
• Step Four: Follow the directions given on the screen to complete the activation process for your copy of Windows 10.

As with any error code resolution, if the methods above are not successful or if you are not comfortable with your ability to successfully complete the steps above, get in contact with a qualified professional who is trained in the Windows 10 activation process to assist you or download a powerful automated tool to get the job done.

As you already know, the Windows Sandbox is one of the new features in Windows 10. However, just like other new features, it also throws up errors and one of them is the error that states,

“Windows Sandbox failed to start, Error 0x80070057, The parameter is incorrect”.

This particular error in Windows Sandbox occurs due to its dependence on numerous components of Windows 10 that are related to Hyper-V and Virtualization mainly. To fix this error, there are several options you can check out. You can try to install any pending updates on your Windows 10 computer, as well as make sure that all the services related to Windows Sandbox are enabled.

Option 1 – Try to run the Windows Updates to install pending updates

The first thing you can do to resolve the “Windows Sandbox failed to start, Error 0x80070057” is to check Windows Updates in your computer and see if there are any pending Windows Updates you have to install. All you have to do is go to the Windows 10 Settings app and then go to the Windows Updates section and click on the “Check for updates” button to check if there are any pending updates that are needed to be installed. This could fix the Windows Sandbox error.

Option 2 – Ensure that all the supporting processes and services are running properly

If running Windows Sandbox as an administrator didn’t fix the error, you have to ensure that all related processes for Windows Sandbox are running properly. To do that, follow these steps:

• Tap the Win + R keys to launch the Run utility and type “services.msc” in the field and hit Enter to open the Windows Services Manager.
• Next, from the list of services, look for the following services in the given order:
  • Network Virtualization Service
  • Virtual Disk
  • Hyper – V Virtual Machine
  • Hyper – V Host Computer Service
  • Container Manager Services
• After you find the aforementioned services, make sure to check if they are enabled or not and then restart each one of them.
• Once done, try to open the Windows Sandbox again and see if the error is fixed or not.

If you encounter the BAD_SYSTEM_CONFIG_INFO Blue Screen error in your Windows 10 PC, then read on as this post will guide you in fixing this issue. Usually, this kind of Blue Screen error is caused by some issues with the Boot Configuration Data file. The main issue inside of the Boot Configuration Data file is that either some boot order files or older files might be in conflict with the newer ones or the stable ones and thus triggering the BAD SYSTEM CONFIG INFO Blue Screen error. This kind of Stop error also indicates that there is an error in the Windows Registry which is why you need to update potential culprit drivers as well as edit some entries in the Registry if need be. But before you get started, make sure that you create a System Restore Point first. After creating a System Restore Point, try to boot your computer into Safe Mode and then restart your computer normally. However, if it doesn’t work, proceed to the given options below.

Option 1 – Run System Restore

Performing System Restore might help you in fixing the BAD SYSTEM CONFIG INFO Blue Screen error. You can do this option either by booting into Safe Mode or in System Restore. If you are already in the Advanced Startup Options, just directly select System Restore and proceed with the next steps. And if you have just booted your PC into Safe Mode, refer to the steps below.

• Tap the Win + R keys to open the Run dialog box.
• After that, type in “sysdm.cpl” in the field and tap Enter.
• Next, go to the System Protection tab then click the System Restore button. This will open a new window where you have to select your preferred System Restore point.
• After that, follow the on-screen instructions to finish the process and then restart your computer and check if the problem is fixed or not.

Option 2 – Update or rollback your device drivers

If the first option didn’t work for you, then it’s time to either update or roll back the device drivers. It is most likely that after you updated your Windows computer that your driver also needs a refresh. On the other hand, if you have just updated your device drivers then you need to roll back the drivers to their previous versions. Whichever applies to you, refer to the steps below.

• Open the Devices Manager from the Win X Menu.
• Then locate the device drivers and right-click on them to open the Properties.
• After that, switch to the Driver tab and click on the Uninstall Device button.
• Follow the screen option to completely uninstall it.
• Finally, restart your computer. It will just reinstall the device drivers automatically.

Note: You can install a dedicated driver on your computer in case you have it or you could also look for it directly from the website of the manufacturer.

Option 3 – Try fixing the Windows Registry files

In order to fix the Windows Registry files, you need to make a bootable Windows 10 USB drive and then boot your PC using it. To do so, refer to the steps below.

• Once you see the Welcome Screen, click on Next.
• Then click on the “Repair your computer” option located on the bottom-left section of the window.
• Next, click on Troubleshoot > Advanced Options > Command Prompt.
• After opening Command Prompt, execute each one of the commands listed below in the sequence that they are given:
  • CD C:WindowsSystem32config
  • ren C:WindowsSystem32configDEFAULT DEFAULT.old
  • ren C:WindowsSystem32configSAM SAM.old
  • ren C:WindowsSystem32configSECURITY SECURITY.old
  • ren C:WindowsSystem32configSOFTWARE SOFTWARE.old
  • ren C:WindowsSystem32configSYSTEM SYSTEM.old
• After executing the commands given above, type in the next ones below and make sure to execute them in the given sequence below.
  • copy C:WindowsSystem32configRegBackDEFAULT C:WindowsSystem32config
  • copy C:WindowsSystem32configRegBackSAM C:WindowsSystem32config
  • copy C:WindowsSystem32configRegBackSECURITY C:WindowsSystem32config
  • copy C:WindowsSystem32configRegBackSYSTEM C:WindowsSystem32config
  • copy C:WindowsSystem32configRegBackSOFTWARE C:WindowsSystem32config
• Now type “exit” to close Command Prompt.
• Restart your PC for the changes to take effect.

Option 4 – Run a Memory Check to test RAM

On the other hand, you can also fix the BAD SYSTEM CONFIG INFO Blue Screen error by running a Memory Check using the Windows Memory Diagnostic. Refer to these steps to do so.

• Tap the Win + R keys to open the Run dialog box.
• Then type “mdsched.exe” in the field and hit Enter to open the Windows Memory Diagnostic.
• After that, the Windows Memory Diagnostic will give out two options such as:

1. Restart now and check for problems (recommended)
2. Check for problems the next time I start my computer

• Select any of the given options. After that, your computer will restart and check for memory-based issues upon the restart. If there are any issues, it will automatically them.

Option 5 – Rebuild BCD files and repair MBR files

Like what you did on the third option above, you also have to make a bootable Windows 10 USB drive for this option and then boot your Windows 10 PC using it.

• Once you get to the Welcome Screen part, click on Next.
• Afterward, click on the Repair your computer option located on the bottom-left part of the window.
• Then click on Troubleshoot.
• Next, select the Advanced Options and then Command Prompt.
• Once Command Prompt has been pulled up, enter each one of the following commands and in the sequence that they are given to rebuild BCD files and repair MBR files:
  • bootrec /repairbcd
  • bootrec /osscan
  • bootrec /repairmbr

• Now type “exit” to close Command Prompt and then restart your computer to successfully apply the changes made.