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.

Learn how to use the Gaming Services Repair Tool to troubleshoot installation and update issues with Gaming Services on PC.

The Xbox Offline System Update (OSU) process allows you to update your console by downloading a file to a USB flash drive and then installing that file directly onto your Xbox Series X|S or Xbox One console. To use the Offline System Update, you'll need:

Follow these steps to automatically diagnose and repair problems with files and folders in Windows. These problems might include the inablility to delete files or folders from the Recycle Bin, or troubles with trying to copy, move, rename, or delete a file. Select the Download button on this page.

The Xbox Offline System Update (OSU) process allows you to update your console by downloading a file to a USB flash drive and then installing that file directly onto your Xbox Series X|S or Xbox One console. To use the Offline System Update, you'll need:

Provides links to the uninstall tools and directions for many security programs.

Accessible help and resources to get your Xbox questions answered. This page features a list of common error codes and solutions. Learn how to find your error code quickly.

After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, but we recommend moving to Windows 11. Learn more. Note: Use these steps for Windows programs.

Learn how to run System File Checker in Windows to check if your computer has problems with files.

Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families). For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.