To uninstall Windows 11 major update KB5015814, you need to go to the Settings app > Update & Security > Windows Update > View update history > Uninstall updates (select KB5015814) to resolve the underlying issue. It’s important to note that KB5015814 is a security update.
This cumulative update optionally adds Windows Search Highlights functionality and fixes an issue preventing users from upgrading from Windows 10 to Windows 10 (Genuine). KB5015814 is a security update and will be automatically downloaded to your product by devices at some point in the future, most likely if you check for updates immediately.
Go to “Settings”, then to “Windows Update”. To find a specific KB5015814 update entry, click Update history. You will be prompted to restart your computer, possibly after clicking the “Uninstall update” button. However, since KB5015814 is a security update, you should only remove it from the market to fix the listed issues.
What is the error 0x8000ffff?
Error code 0x8000ffff means your Windows 10 update is having problems. This error usually occurs after Windows updates and thus blocks the Windows Store. Also, this can happen after a system restore when your entire family tries to install an app they just bought. The Windows Store cache is corrupted.
How do I fix error code 0x8000ffff?
Here are our top 12 tips to fix 10 Windows update errors 0x8000ffff directly: Make sure your PC is not infected with malware. Optimize your drivers. Correct the date and time. Boot into safe network mode. Clear the Windows Store cache. Optimize the Windows Store. Restore system files. Switch to an administrator account.
How do I fix System Restore error 0x8000ffff?
WorkaroundClick “Start”, then type “System Restored” in the “Start Search” box. Right-click “System Restore” and select “Run as administrator”. In the System Restore dialog box, click Next. Select the position to restore, then click “Next”. Confirm point recovery”, click “Finish”.
What is 0x8000ffff error?
Error code 0x8000ffff means that your ten windows have problems updating. This error usually occurs after Windows Update has also blocked the Windows Store. In addition, everything can appear after performing a certain system restore or when families try to install a newly deployed electronic application. The Windows Store cache is corrupted.
How do I fix error 0x8000FFFF?
How to fix error code 0x8000ffff in Windows 10 Use the Windows Store app troubleshooter. Clear the Microsoft Store cache. Reconfigure or reinstall the Microsoft Store. Run CHKDSK and SFC. Delete the software distribution folder. Check your cryptographic service. Solve a network problem. Reset Windows 10 (last resort)
How do I fix error 0x8000ffff catastrophic failure?
Check your equipment for malware. Optimize your drivers Set the correct date and time. Boot into safe mode on the same network. Clear the Windows Store cache. Optimize the Windows Store. Restore system files. Switch with an administrator account.
What is error 0x8000FFFF catastrophic failure?
Catastrophic Error (Error 0x8000FFFF) This error message is likely to occur even if the code is looking for multicast packets to re-execute, and Windows Media Player is designed to handle mock packets correctly.
What is error code 0x8000FFFF on Xbox one?
“Xbox One Marketers Error 0x8000ffff” is an error that can usually appear after launching a game or joining a group chat. This may indicate that some features are not available due to temporary system support, an unexpected issue with Xbox Live, or a related network configuration issue. The error will probably also appear on the Xbox 360.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.