Fix issues by reinstalling the current version of Windows
If your PC is experiencing problems, especially issues related to Windows Update, you can use the Fix problems using Windows Update recovery option to reinstall the current version of Windows.
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Troubleshoot problems updating Windows - Microsoft Support
This guide provides detailed steps to troubleshoot and resolve Windows Update problems effectively. If you are using a Windows 10 device, start by running the automated Windows Update troubleshooter in the Get Help app.
Use the System File Checker tool to repair missing or corrupted system ...
If you encounter these issues, you can use built‑in Windows repair tools—Deployment Image Servicing and Management (DISM) and System File Checker (SFC)—to scan for corrupted system files and restore missing or damaged Windows components, helping to return your system to a stable, working state.
Windows Update Assistant - Microsoft Support
This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.
Reset your PC - Microsoft Support
Learn about the different reset options in Windows and how to reset your device.
Troubleshooter for repairing Windows Update system files and settings
The troubleshooter resets the update scanning process which should prompt the device to start a new scan. This should allow affected devices to receiving the monthly updates that are critical to device security and ecosystem health.
Recovery options in Windows - Microsoft Support
Yes, you can roll back to a previous version of Windows if you encounter issues after upgrading. This option is available within 10 days after upgrading to a new version of Windows.
System Restore - Microsoft Support
This can be particularly useful when troubleshooting issues caused by recent changes, such as software installations, driver updates, or system settings modifications. By using System Restore, you can undo these changes without affecting your personal files, providing a safe way to resolve problems without losing important data.
Windows recovery environment - Microsoft Support
Windows Recovery Environment (Windows RE) is a set of built‑in Windows tools designed to help troubleshoot and fix common system problems. If your PC has trouble starting, Windows RE can automatically launch and attempt to repair the issue.