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

Why Windows Update Stuck at 100% and How to Fix It

You've waited for the update to finish, but the progress bar is stuck at 100% for what feels like...

Fix Windows Security Authentication Error 0x80070035

How to Fix Git Push Non-Fast-Forward Error

You run git push and get: ! [rejected] main -> main (non-fast-forward)....

How to Fix Remote Desktop Error Code 0x104

When you see Remote Desktop error code 0x104, the connection fails just after entering credential...

Fix Microsoft Store 'File Locked' Error When Installing or Updating Apps

When you try to install, update, or launch an app from the Microsoft Store, you might see an erro...

Fix Microsoft Teams Blank Screen by Clearing Cache

If Microsoft Teams opens to a blank white or gray screen, or gets stuck on the loading spinner, a...