
Fix Windows Defender Blank Screen After Update
After a recent Windows update, you may open Windows Security (Windows Defender) and see a blank w...
Software troubleshooting desk

After a recent Windows update, you may open Windows Security (Windows Defender) and see a blank w...

You try to activate Windows, but get a DNS error. The system can't reach the activation server. T...

You try to install or update an app from the Microsoft Store and see error 0x80070005, often acco...

You click 'Check for updates' and after a long wait, you see 'Some updates were not installed' or...

If you're using Microsoft Teams on Ubuntu and the audio isn't working—no sound during calls, micr...

You sign in, see "Preparing Windows" or a spinning circle, then get dumped back to the login scre...