Hello, thank you for reaching out to Microsoft Q&A.
1
Try System Restore.
Click Windows + R key, type rstrui.exe and click ok.
Select the recent date/time you would like to restore your computer. (Before the camera stopped working_)
Click Next to complete the restore.
2
Try the in-place upgrade method.
Download the Windows 11 ISO file from the Official Microsoft website. [Download Windows 11 Disk Image (ISO) for x64 devices]
https://www.microsoft.com/en-us/software-download/windows11
- Once the ISO file is ready, right-click the ISO file and select Mount.
- Locate the Setup.exe file in the list and run it.
- Follow the on-screen instructions to complete the setup.
Note - All of your files, apps, and settings will be preserved during the upgrade.