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

How to Fix '404 Not Found' in Command Prompt on Windows 10

Seeing a '404 Not Found' error in Command Prompt on Windows 10 can be confusing because 404 is ty...

How to Fix Microsoft Store Not Downloading Apps After Reinstall

After reinstalling Windows, you might find that the Microsoft Store won't download apps—they get ...

Fix 'Authentication Failed' Error in Net Use Command

When you run net use to map a network drive and get 'System error 1326: Logon failur...

How to Fix Windows Activation High CPU Usage

If you notice your PC's CPU usage spiking to 100% for no clear reason, a hung or misconfigured Wi...

Fix Remote Desktop Connection Refused Due to Firewall

You try to connect to a remote Windows PC via Remote Desktop, but get an error like “Remote Deskt...

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