
Reset Windows Defender Service to Default Settings
If Windows Defender isn't starting, showing errors, or acting strangely, the service settings may...

If Windows Defender isn't starting, showing errors, or acting strangely, the service settings may...

You see "Windows activation authentication failed" or "product key not valid" when trying to acti...

If Microsoft Teams gets stuck in a connecting loop, you'll see a spinning icon and the message "C...

You open Task Manager and see Windows Security (or Antimalware Service Executable) using nearly 1...

If you see a 'BitLocker invalid configuration' error, it usually means the TPM (Trusted Platform ...

You open Windows Security and see a 502 Bad Gateway error when it tries to sync. This usually mea...