Saxat från https://learn.microsoft.com/en-us/answers/questions/3883392/i...
In safe mode, you cannot log in with your PIN. If you are not prompted to sign in with your Microsoft account, follow these steps;
On the login page, hold down the SHIFT key and click on the power button and select the Restart option while holding down the SHIFT key.
or
Start your PC, as soon as Windows tries to load (spinning dots appear), press and hold the power button for 5 to 10 seconds to perform a forced shutdown
Do this two or three times.
This will make Windows boot into the WinRe environment.
Select Troubleshoot > Advanced options > Startup Repair.
If the problem persists, select Advanced options > System Restore.
If you need to log in in safe mode, remove your PIN or add a password (Settings > Accounts > Sign-in options) and then start Windows in that mode again.
