
Fix Windows Defender Not Starting Due to Dependency Conflict
If Windows Defender won't start and you see an error about a dependency service or group failed t...

If Windows Defender won't start and you see an error about a dependency service or group failed t...

You open Windows Security and see a 404 error or the page fails to load. This usually points to a...

If you see an error like “Windows can’t activate right now” or “We can’t activate Wi...

Windows Security (formerly Windows Defender) may fail to open, show a blank page, or refuse to up...

You click 'Check for updates' and see 'Access Denied' or 'Error 0x80070005'. This usually means W...

After a recent Windows update, you may see a 'permission denied' error when trying to connect to ...