To detect a second monitor manually on Windows 10, use these steps: Open Settings. Click on System. Click the Detect button to connect to the external monitor under the "Multiple displays" section.
If you cannot activate Microsoft 365 on a shared computer, you can use the Microsoft 365 Shared Computer Activation (SCA) Troubleshooter to fix the issue on a Windows 11/10 PC. It uses the Get Help ...
If you need to troubleshoot Windows 10, improve system performance, or just want to clear up some disk space, clear your cache.