
Fix Windows Defender High CPU Usage on Windows 11
If you notice your Windows 11 system slowing down and Task Manager shows Microsoft Defender Antiv...

If you notice your Windows 11 system slowing down and Task Manager shows Microsoft Defender Antiv...

If you notice that PowerShell (powershell.exe or pwsh.exe) is using high CPU, and you have an ant...

When using command prompt tools like ping, telnet, or mstsc

When you try to connect to a remote PC and see "Windows Security" followed by "Authentication fai...

When Windows Defender (Microsoft Defender Antivirus) configuration doesn't work properly, you mig...

After restoring Microsoft Teams from a backup or system restore, you might notice contacts missin...