
Windows Defender Service Troubleshooting Checklist
If Windows Defender won't start, won't update, or shows error messages like "Service stopped" or ...

If Windows Defender won't start, won't update, or shows error messages like "Service stopped" or ...

You try to activate Windows or install an update, and get error 0x80070003. It often means Window...

You type mkdir newfolder in Command Prompt and get "Access is denied"

You open Outlook and see a message that your token has expired. This usually happens when Office ...

You connect to a remote computer via Chrome Remote Desktop, but the screen stays black. The conne...

You've lost your Chrome profile, upgraded to a new computer, or need to reset Chrome without losi...