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

How to Fix '404 Not Found' File Path Errors in CMD

How to Enable UFW for a Specific IP Address

You have a Linux server with UFW (Uncomplicated Firewall) enabled, and you need to allow or block...

Fix WSL Ubuntu Proxy Settings Not Working

If you've configured proxy settings in WSL Ubuntu but they aren't being used by apt or other tool...

Fix Windows Search 404 Not Found Error via Registry

If Windows Search returns a '404 Not Found' error when you try to open the search pane or run a q...

Fix Windows Search Service Not Running

If the Windows Search bar is unresponsive, returns no results, or shows an error like "Windows Se...

Fixing WinRAR Checksum Errors When Extracting RAR Archives

You're extracting a RAR archive and WinRAR stops with a "checksum error" message. This usually me...