
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...

If you've connected an external USB drive and Windows Search can't find files on it, the drive is...

If your Windows Update is stuck at a certain percentage or appears to be downloading forever, low...

You open Windows Security and see that the antivirus is off, with no obvious way to turn it on. T...

If Windows Defender is not running or you see errors like “Threat service has stopped,” the under...

You open Microsoft Store and see an SSL certificate error—maybe “ERR_CERT_AUTHORITY_INVALID” or a...