
Fix Windows Security High CPU Usage on Windows 10
If your Windows 10 PC is running slow and Task Manager shows Windows Security (or Antimalware Ser...
Software troubleshooting desk

If your Windows 10 PC is running slow and Task Manager shows Windows Security (or Antimalware Ser...

If you notice Windows Security (formerly Windows Defender) using excessive memory—sometimes hundr...

You're trying to download an app from the Microsoft Store, but it fails with a 504 timeout error....

You might see high CPU usage from the BitLocker process (e.g., BitLocker Drive Encryption Service...

You're trying to unlock a BitLocker-encrypted drive, but you see an error about an SSL certificat...

You changed your Microsoft password, and now OneDrive keeps asking you to sign in again and again...