
How to Enable Windows Defender After It Failed to Start
If Windows Defender won't start, you may see an error like "This app has been turned off" or "Win...
Software troubleshooting desk

If Windows Defender won't start, you may see an error like "This app has been turned off" or "Win...

When enabling BitLocker on a new device or after a hardware change, you might see "Authen...

If you need multiple users to log into the same Windows machine at the same time via Remote Deskt...

If you need Windows Search to index files on a network share or web-based content through a proxy...

If the Microsoft Store hangs on the loading screen—showing only a spinning circle or a blank whit...

You try to activate Windows, and the activation window hangs on "Loading registry" indefinitely. ...