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

Fix Microsoft Store Permissions Issue in Windows 10

Fix Microsoft Teams Auto-Start via Registry

If Microsoft Teams starts automatically every time you log into Windows, even after you've turned...

Fix Windows Activation 502 Bad Gateway DNS Error

If you see a 502 Bad Gateway error during Windows activation, it usually means y...

Windows Defender Stuck Loading: Reinstall Steps

Windows Defender (now Microsoft Defender) sometimes hangs on a loading screen, especially after a...

Fix Windows 10 Activation Permission Denied Error

When trying to activate Windows 10, you might see an error like 'Permission denied' or 'Access de...

MongoDB Authentication Failed After Upgrade: Fixes That Work

After upgrading MongoDB, you might see "Authentication failed" even though credentials haven't ch...