
Fix Windows Defender High Memory Usage in Windows 11
You open Task Manager and see Windows Defender (Microsoft Defender Antivirus) using 500 MB or mor...

You open Task Manager and see Windows Defender (Microsoft Defender Antivirus) using 500 MB or mor...

You set a task in Windows Task Scheduler, but it doesn't run when it should. This is a common fru...

You open Microsoft Teams, try to sign in, and get an 'Authentication failed' error. This usually ...

If Windows Defender (Microsoft Defender Antivirus) is acting up—showing outdated threat definitio...

You try to open Chrome and get a message that says something like “Your profile could not be open...

You might see an error like 'Windows Defender cannot check for definitions because of an SSL cert...