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

Clear Windows Update Cache When Cleanup Stuck

Windows Update sometimes leaves behind temporary files that the usual cleanup tool can't remove. ...

Microsoft Store Not Working: How to Repair and Reinstall

You click the Microsoft Store icon, but nothing happens—or it opens briefly and crashes. Maybe yo...

Fix Firefox Profile Missing on Linux Terminal

If Firefox starts with a blank profile or shows a 'profile missing' error on Linux, the profile f...

Fix Windows Search: Connection Refused, Service Not Running

If you see 'connection refused' or 'service not running' when using Windows Search, the search se...

Fix Windows Security Authentication Error 0x80070035

Fix Microsoft Teams File Sync Stuck or Locked Issues

When a file in Microsoft Teams shows as "sync pending" or "locked" and never finishes syncing, it...