Use the System File Checker tool to repair missing or corrupted system ...
When critical Windows system files are missing or corrupted, some Windows features may stop working correctly or Windows may stop responding altogether. If this happens, you can use the Deployment Image Servicing and Management tool (DISM) and the System File Checker tool (SFC) to scan your system files and restore any corrupted or missing files.
Find your error code | Xbox Support
If you’ve received an error code, we have solutions that can help you to resolve your issue. Just browse for your code in the list below. Did this resolve the issue? This page features a list of common error codes and solutions. Learn how to find your error code quickly.
Error E208 occurs when you try to update your Xbox console
If you see error E208 when you try to update your Xbox console, this means there may have been a problem installing the update. Find more solutions here.
Xbox Support
Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.
Something went wrong: 0xffffffff | Xbox Support
You may have encountered a new or undocumented error. We recommend restarting your device and trying again. If you get the same error again, please report the issue through the Xbox Report a Problem app or the Windows Feedback Hub. Did this resolve the issue? Get help finding solutions to error codes on Xbox.
Troubleshoot errors you get during a system update on your Xbox One
Learn what to do if you receive an error message and code while trying to take a system update on your Xbox One console.
Troubleshoot “Something went wrong” startup errors on Xbox
Troubleshoot errors from the “Something went wrong” startup screen on Xbox.
Check your Microsoft account balance | Xbox Support
Update your billing address and payment options. To view your purchase history, go to: Check your Xbox purchase history. Did this resolve the issue? Learn how to view your Microsoft account balance online and on your Xbox console.
Get help with a digital code or gift card | Xbox Support
Find out more about Xbox digital codes and gift cards, and how to troubleshoot issues redeeming content.
What's new: Xbox system updates | Xbox Support
Find a rundown of new and updated features and functionality that’s been added to Xbox consoles in the latest system updates.