Hi, good day! I'm John Dev a Windows user like you and I'll be happy to assist you today. I know this has been difficult for you, rest assured, I'm going to do my best to help you.
When was the last time it worked properly?
Please try to return to the login screen
While holding the Left Shift key, click the Power icon at the bottom right > Restart
This will bring you to Windows Recovery Environment
Select Troubleshoot > Advanced Options > Uninstall Updates
Uninstall latest quality update
If this doesn't work, Select Troubleshoot > Advanced Options > System Restore
Select the restore point at an earlier date where everything is still working.
Click Next then Finish
Kindly let me know if this helps or if you have any further concerns by clicking the "Reply" button at the end of my response. I will appreciate it.
Kind regards,
John DeV
Independent Advisor