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

Fix Windows Terminal ‘Run as Administrator’ Permission Denied Error

You click 'Run as administrator' on Windows Terminal, but instead of a UAC prompt you get an erro...

Fix Command Prompt Blank Screen When Typing Commands

You open Command Prompt, start typing, and nothing appears—no characters, no cursor movement, jus...

Fix Chrome Extension Sync Permission Denied Error

You open Chrome on a different computer, expecting your extensions to sync, but instead you see a...

Fix Command Prompt Not Recognizing Commands

Fix Microsoft Store Apps Not Downloading or Updating

You open the Microsoft Store, tap Update or Install, and nothing happens—or the download stalls a...

Fix Windows Update Error 0x80070020: File Locked

You try to install Windows updates but get error 0x80070020. This usually means another program o...