Performing a clean install or a reset means you have to reinstall apps and desktop programs and start over with settings and preferences. If you suspect Windows has become damaged, there’s a less drastic solution: Run Setup to repair Windows.

How do I do a repair install of Windows 10?

Here’s how:

1. Navigate to the Windows 10 Advanced Startup Options menu. …
2. Once your computer has booted, select Troubleshoot.
3. And then you’ll need to click Advanced options.
4. Click Startup Repair.
5. Complete step 1 from the previous method to get to Windows 10’s Advanced Startup Options menu.
6. Click System Restore.

Can I repair Windows 10 without losing data?

By using Repair Install, you can choose to install Windows 10 while keeping all personal files, apps and settings, keeping personal files only, or keeping nothing. By using Reset This PC, you can do a fresh install to reset Windows 10 and keep personal files, or remove everything.