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

Fix Windows Terminal Proxy Authentication Failed

When Windows Terminal fails to connect through a corporate or personal proxy, you may see errors ...

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 'Chrome Module Not Found' Error on Mac

If you're seeing 'Chrome module not found' on your Mac while working with Node.js, Puppeteer, or ...

Fix Windows Security Authentication Error 0x80070035

Windows Update Stuck at Checking for Updates: How to Fix

You click 'Check for updates' in Windows, and the progress bar just sits there—sometimes for hour...

Fix OneDrive Sync Service Unavailable in Outlook

When Outlook shows 'OneDrive sync service unavailable', you can't attach or share files from OneD...