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

Fix Chrome Profile 404 Not Found on Mac

If you see a 404 Not Found error when trying to open your Chrome profile on Mac,...

Fix Microsoft Teams Stuck on Loading Screen

If Microsoft Teams gets stuck on the loading screen—spinning dots or a blank window that never fi...

Fix Windows Update Error 0x80070002: Missing Files

If you see error 0x80070002 when checking for updates, Windows is likely missing a file it needs....

How to Fix OneDrive Sync 504 Gateway Timeout Error

You try to sync files, but OneDrive shows a 504 Gateway Timeout error. The sync stops, and you ca...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

Fix Microsoft Store Not Opening with wsreset Command

When the Microsoft Store refuses to open—either it crashes on launch, hangs on a blank screen, or...