Knowledge base for software setup, errors, and daily tool work.

How to Fix Command Prompt Auto Start Not Working

If you've set Command Prompt to start automatically on login—via the Startup folder, Registry, or...

Force Delete Locked File with PowerShell: Step-by-Step

You try to delete a file, but Windows says it's open in another program. The file is locked, and ...

How to Fix Windows Defender High CPU Usage

If your system feels sluggish and Task Manager shows Windows Defender (Antimalware Service Execut...

Chrome Profile DNS Error: Troubleshooting Checklist

You open Chrome and see a message like "DNS error" or "ERR_NAME_NOT_RESOLVED" tied to your profil...

How to Clear TPM Cache to Fix BitLocker Recovery Prompts

If your Windows device keeps asking for the BitLocker recovery key after every reboot, the TPM (T...

How to Fix Outlook Proxy Authentication Failed Error