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

Fix Missing Windows Security App Icon or Shortcut

You click the Start menu or search for Windows Security, but the app icon is gone. The shortcut m...

Fix 'Connection Refused on Port 80' in Command Prompt

When you see "connection refused on port 80" in Command Prompt, it usually means no program is li...

How to Fix Microsoft Store Not Opening on Mac

If you're trying to open the Microsoft Store on your Mac and nothing happens—or you see a blank p...

How to Fix Abnormal Memory Usage in CMD on Windows

How to Bypass Proxy in PowerShell Commands

When running PowerShell commands that make web requests, a configured proxy can sometimes block o...

How to Fix Windows Search Network Error 0x80070035

When you search for files on a network location in Windows, you may see error code 0x80070035: "T...