Error 501 is an error code that sometimes may occur while you are using Internet Explorer on your Windows PC. The error message is displayed as:
'Error 501: Not implemented or not supported.'
Error CausesIt is difficult to narrow down the ultimate cause of error 501. This is because this error code can be triggered by multiple reasons such as:
The occurrence of this error regardless of what the cause is may cause a lot of inconvenience to you. And if not fixed on the time it can lead to system failure too.
To repair the error 501, identifying the cause for the error really helps. By identifying the cause, you can easily select the most suitable solution to fix it.
Solution: If the above cause is the reason for error 501, this means the Local Policy Rights Settings have been altered. And because of that, Windows is not running your desired program. To solve this error simply log on to Windows as an administrator.
Then run local computer policy snap-in. Open it and click on the computer configuration. Here you will see the Windows settings option.
Click on it and then open security settings, local policies, and click on properties. Now in the add users section select the user which you want to add to the policy and save by pressing OK.
After you’ve made changes, now try using internet explorer again. If this is the cause for the error pop, the error will not occur. If it still occurs then this means there is some other underlying cause for the error. Read on to find out.
Solution: Error 501 may also occur due to improper program installation. The best way to resolve it is to uninstall recently installed programs.
Solution: Sometimes during installation registry keys also get damaged or changed. If changes in the LocalAccountTokenFilterPolicy” registry key is the issue, then you need to alter the registry key ‘LocalAccountTokenFilterPolicy settings and its value.
This key inside the registry database allows Windows to control the various access options that you have. However, due to wrong settings, it denies access and shows error 501 when you open Internet Explorer.
To alter registry key settings can be tricky and complex if you are not a computer programmer. In such as scenario it is advisable to download Restoro. This is a user-friendly and multi-functional repair tool embedded with a powerful register cleaner. In addition to this, it also functions as anti-virus and a system optimizer.
Restoro is simple and easy to use. To operate this tool on your PC and to reset registry settings you don’t need any technical expertise or sound knowledge.
Its smooth navigation makes it easy for users to scan and repair errors like 501 due to registry misconfiguration in seconds. With this helper, you don’t have to modify Windows registry settings manually. It will do it automatically.
Furthermore, if Error 501 is triggered by a corrupted registry database, you can run it to repair this issue too. It cleans and wipes out all the unnecessary and obsolete files that could be corrupting your registry.
This includes junk files, internet history, and invalid registry entries. It clears up your hard disk space and repairs your corrupted registry.
If your PC’s registry is damaged due to malicious software like viruses and malware, then it uses advanced antivirus to remove them from your system.
It has a value-adding backup feature that enables you to create a backup of your files for data safety and recovery in case of loss during repair. Restoro is compatible with all Windows versions.
Here are 3 simple steps to get started:
Along with fixing error code 501 triggered by registry damage, it also repairs all other PC-related issues. It helps maintain a stable and error-free system for the longest time.

“Check your connection, Microsoft Store needs to be online, It looks like you are not, error code 0x80072f30.”The error code 0x80072F30 is related to the Windows Store which prevents it from opening properly. To resolve this problem, you can try fixing the problem with the help of the options given below. Follow each one of them carefully.
Error CausesAre you trying to update your Windows 11 OS and are receiving a 0x800f0905 error? Do not sweat and do not worry we have a couple of solutions that you can try in order to fix this issue. How this error is tied to various things like misconfigured settings, corrupt system files, and more there is no way to present one simple solution that will solve everything in one click.
Therefore we are presenting a couple of solutions that will fix your issue, it is advisable to follow them as presented since they will go from the most common to the more complex one.
The most common fix and one that will actually repair things most of the time is simply running the Windows Update troubleshooter.
If the previous solution did not work we will need to do things manually. Follow the steps as presented in order to reset Windows update components.
Well, that was a lot of typing or copy and pasting line by line followed by ENTER after each one but hopefully, your issue is solved. These provided solutions fixed most users' issues with this error but if for some reason this is not the case for you, move to the next step.
If you are still having 0x800f0905 error after previous attempts do the following:
If for any reason previous solutions have not provided you with the solution we will try to fix the issue by performing system restore.
If for any reason Windows still cannot install the update, try installing it manually.
If nothing worked, reset your Windows 11 to its factory settings to fully repair and reset the whole operating system.
“Installer encountered an error: 0x80070424, The specified service does not exist as an installed service.”While you’ll see the following error message in the Windows Store:
“The were some problems installing updates, but we’ll try again later. If you keep seeing this and want to search the web or contact support for information, this may help: (0x80070424).”To fix this error, you can try to re-register the Background Intelligent Transfer Service DLL file or run the Windows Update and Store apps troubleshooters. You can also reset the Windows Update-related folders or the Microsoft Store or fix the Windows Update files by using the DISM tool. On the other hand, you can also use the Registry Editor or check Windows Services. For more details regarding these potential fixes, refer to each one of the given options below.
net stop wuauserv net start cryptSvc net start bits net start msiserver
net start wuauserv net start cryptSvc net start bits net start msiserver
If you are one of the mentioned users and for any reason, you do not wish to have a touchscreen-enabled then sit back and relax, we have you covered in this tutorial on how to fully disable touchscreen inside Windows 11.
“Something went wrong You can contact Microsoft support for help with this error. Here is the error code 0xa0000400.”As you know, keeping your computer up to date with all the Windows Updates is important and is imperative especially if you are experiencing a couple of issues like the Windows Upgrade error 0xa0000400. At the time of writing, there is no specific cause that has been found for this error. However, there are some potential fixes that might help you. You can try to recreate the Windows 10 installation USB and get the ISO files or you could also get a newer version of the Windows Media Creation Tool, or turn off your internet connection at a specific time or run the Windows Update troubleshooter. For more details, refer to the options given below.
Error CausesIf you enter an invalid product key or do not have a digital entitlement for the edition of Windows you are attempting to activate, you may experience error code 0xc004f210. Since this error usually occurs due to these main reasons, you will most likely find success resolving this issue by ensuring you use a valid product key or activate an appropriate edition of Windows based on the edition of your digital entitlement.
Error codes can be resolved through manual repair procedures that seek to fix the underlying issues causing the error. In the case of error code 0xc004f210, you should be able to resolve this error by using the methods below. You may also consider contacting a Windows repair technician if you have difficulty resolving the error code.
To successfully activate your operating system and resolve error code 0xc004f210, you will need to enter a valid product key in the Update & security section of Windows. Follow the instructions below to enter the product key.
If the issue causing error code 0xc004f210 is related to the use of an invalid product key, you should be able to successfully activate your Windows operating system. Should the problem persist, however, you will need to attempt the next manual repair method explained below? Note: Failure to fix this error code might result in other Windows 10 error messages.
Digital entitlement allows Windows users to access activation without using a product key. This digital entitlement only affects Windows 8 users who are attempting to activate versions of Windows 10 that include Windows 10 Pro. Once you are using a genuine copy of Windows 8.1 and your edition of Windows matches your entitlement, you may proceed with the instructions below.
You should be able to activate your Windows update once you follow the instructions above. Remember error code 0xc004f210 is an activation code related to product keys or your digital entitlement so once these issues are rectified, you should have no problem activating your operating system of choice and enjoying the benefits it offers. If, however, the problem remains unresolved after you have attempted both manual repair methods, there may be unusual issues affecting your system. Contact Microsoft to rectify the issue or get help from a Windows repair technician.
If you wish to always have at your disposal a utility tool to fix these Windows 8 and other related issues when they do arise, download and install a powerful automated tool.
“We’re having trouble restarting to finish the install, Error 0x8024a11a, 0x8024a112, 0x80070005 or 0x80070032”And so to fix this problem, this post will give you a couple of possible solutions. Refer to the options given below to get started.
SC config trustedinstaller start=auto