Use System Restore - Microsoft Support
Learn how to use System Restore to undo changes to your Windows 10 system caused by new apps, drivers, or updates. System Restore won't affect your personal files, but it will remove the problematic changes.
Uninstall or remove apps and programs in Windows
Learn how to uninstall or remove apps and programs in Windows 10 or 11 using different methods. Find tips and troubleshooters for common issues and errors.
Recovery options in Windows - Microsoft Support
Learn how to fix problems with your PC by using different recovery options in Windows 11, 10, or 8.1. Find out how to remove an update, reset your PC, use a recovery drive, or go back to a previous version of Windows.
Delete your previous version of Windows - Microsoft Support
Learn how to safely delete your previous version of Windows from your PC after upgrading to Windows 11 or 10. Be aware that this action can't be undone and you'll lose the option to go back to your previous version of Windows.
How to revert to an earlier version of Office - Microsoft Support
Learn how to revert to the previous version of Office 2019, 2016, or 2013 that is installed by using Click-to-Run. Follow the steps to disable automatic updates, download the previous version, and install it.
How to restore a Windows 7-based computer to a previous Windows ...
Learn how to use the Windows.old folder to restore your Windows 7 computer to a previous Windows installation. Follow the steps to move, copy, and restore folders and files, and fix the boot sector and boot.ini file.
Retrace your steps with Recall - Microsoft Support
Windows 11. Search across time to find the content you need. Then, re-engage with it. With Recall, you have an explorable timeline of your PC’s past. Just describe how you remember it and Recall will retrieve the moment you saw it. Any photo, link, or message can be a fresh point to continue from.
Fix problems that block programs from being installed or removed
Learn how to use the Program Install and Uninstall troubleshooter to fix issues with installing or removing programs on Windows. The troubleshooter also fixes corrupted registry keys and product codes.
Recover lost or deleted files - Microsoft Support
Learn how to restore files from a backup or a previous version after you can't find them on your computer or you deleted them by mistake. Follow the steps to access previous versions of files and folders from Windows Backup or restore points.
Use the System File Checker tool to repair missing or corrupted system ...
Learn how to use the System File Checker tool (SFC.exe) to scan and restore missing or corrupted system files in Windows. Follow the steps to run the tool, view the scan results, and manually replace the corrupted files if needed.