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

WireGuard Handshake Not Completing: Peer Not Responding Fix

You see "handshake did not complete after 5 seconds, retrying" or "peer not responding" in your W...

Fix Windows Defender SSL Certificate Errors After Update

After a Windows update, you might see SSL certificate errors in Windows Defender or other applica...

Fix Windows Update Stuck Downloading After Reboot

You restart your PC to finish installing updates, but instead of completing, Windows Update gets ...

Fix Command Prompt Service Unavailable on Windows 11

When you try to open Command Prompt on Windows 11 and see 'Service unavailable' or a blank window...

Fix SSH Permission Denied (publickey) on Raspberry Pi