
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 see a message saying 'Your profile cannot be connected' or 'Profile cannot connect' when tryi...

You open PowerShell, type a command, and the console stays blank — no output, no errors, just an ...

If your system feels sluggish or you see high memory usage from Antimalware Service Executable (M...

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

When you see 'Task Scheduler port already allocated permission denied', it typically means a sche...