
How to Fix Windows Defender Not Opening
If Windows Defender won’t open—whether it crashes, shows a blank window, or does nothing when you...

If Windows Defender won’t open—whether it crashes, shows a blank window, or does nothing when you...

If you open Windows Security and the settings page takes a long time to load or shows a blank scr...

You're logged into Windows with an administrator account, but Windows Security still shows 'Acces...

You open Chrome and see a message like 'Profile error occurred' and sync is disabled. This often ...

You run Disk Cleanup, select Windows Update Cleanup, and nothing happens—or it fails with an erro...

You open Microsoft Store to download an app or update, and it either hangs on a loading screen or...