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

SSH Connection Timed Out on Port 22: Common Fixes

You try to SSH into a remote server, but the connection hangs and eventually fails with 'Connecti...

How to Fix Remote Desktop Not Working with VPN Connection

You’re connected to your company VPN, but Remote Desktop can’t reach the target PC. This is a com...

How to Fix Command Prompt Not Opening in Windows

When Command Prompt (cmd.exe) refuses to open—either by clicking, typing 'cmd' in Run, or via the...

Windows Terminal Settings Not Saving: How to Fix

You change a setting in Windows Terminal—font size, color scheme, or default profile—but after re...

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