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

How to Remove a Host Key from SSH Known Hosts

SSH warns or fails when a remote host's key changes—common after server rebuilds, IP reassignment...

How to Fix PowerShell Rate Limit Errors During Setup

When you run a PowerShell script that calls an external API—like a cloud service, a CI/CD pipelin...

Fix Microsoft Store Sync Issues on Windows 11

You open the Microsoft Store on Windows 11, but your app library isn’t updating, purchases aren’t...

Fix PowerShell 404 Not Found Error in Scripts

If your PowerShell script throws a 404 Not Found error, it usually means the script tried to acce...

Fix PowerShell Proxy Error 407: Authentication Required

If you see 407 Proxy Authentication Required when running PowerShell commands (e.g.,...

Fix 'ffmpeg command not found' in PHP exec()