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

Fix Windows Update Authentication Failed After Password Change

You changed your Windows password, and now Windows Update shows an authentication failed error. T...

How to Fix PowerShell 404 Not Found Error

When you see a 404 Not Found error in PowerShell, it usually means something the command tried to...

Fix Outlook Connection Timeout After Windows Update

Why Outlook times out after a Windows update

After a Windows update, Outlook may fail to ...

Fix Windows Terminal settings.json Not Working

You edit the settings.json file in Windows Terminal, save it, and expect the changes to apply imm...

How to Fix 'File Locked by System' in Windows Defender

If you see an error like "File locked by system" when running a Windows Defender scan or trying t...

Fix SSH Permission Denied (publickey) Error

You try to SSH into a server and get Permission denied (publickey). This typically m...