Use the System File Checker tool to repair missing or corrupted system ...
When critical Windows system files are missing or corrupted, your operating system may begin to malfunction. Common symptoms include Windows features not working properly, system errors, or Windows becoming unresponsive or freezing.
Fix problems that block programs from being installed or removed
To access the code, you'll need a tool for reading MSI files, which is typically available to IT professionals.
Xbox Support
Xbox Support ... Xbox Support
Troubleshoot Game Bar on Windows | Xbox Support
Sometimes, a recording doesn't end correctly. When that happens, restart Game Bar to fix the problem: Close the game. In the search box on the Windows taskbar, type and then select Task Manager. Select More details.
Uninstall or remove apps and programs in Windows - Microsoft Support
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled. You can try to repair a program first, if it's just not running correctly. Uninstall from the Start menu.
Gaming Services Repair Tool for PC | Xbox Support
Learn how to use the Gaming Services Repair Tool to troubleshoot installation and update issues with Gaming Services on PC.
Windows troubleshooters | Microsoft Support
Get Help has troubleshooters you can run for many common scenarios. These often help resolve issues without the need to contact support. If a troubleshooter is available for your issue, select Start to run that troubleshooter.
Perform an offline system update | Xbox Support
To use the Offline System Update, you'll need: Note The original Xbox One console may require an extra update, depending on which version of the operating system it is currently running. If you have an original Xbox One console, skip to the ”Original Xbox One console only” section below.
Using System File Checker in Windows | Microsoft Support
Learn how to run System File Checker in Windows to check if your computer has problems with files.
Get more help | Xbox Support
Follow these steps to reset your Microsoft account password. Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.