
Windows Defender Not Opening? Here's How to Fix It
You click the Windows Defender icon, but nothing happens—or you get an error saying the app didn'...

You click the Windows Defender icon, but nothing happens—or you get an error saying the app didn'...

You're signed in with an administrator account, but Microsoft Store still shows 'Access Denied' o...

You're working in a web app and suddenly get a 'token expired' or 'session expired' message. Norm...

You enter your BitLocker password at boot, the screen goes blank, and nothing happens. The system...

When you see fatal: unable to access 'https://...': SSL certificate problem: unable to get ...

You open Chrome and notice extensions are grayed out or show a 'Cannot connect to extensions' err...