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

Fix Windows Security Not Starting Due to Third-Party Antivirus

If Windows Security (formerly Windows Defender) refuses to start or shows a blank screen, a third...

Fix Docker Desktop Stuck on 'Starting' with Hyper-V on Windows

If Docker Desktop gets stuck on the 'Starting' screen for minutes or forever, especially after en...

How to Reinstall Microsoft Store Using PowerShell

If the Microsoft Store app is missing, won't open, or keeps crashing, you can reinstall it using ...

How to Clear Microsoft Store Cache to Fix Update Errors

If you're seeing error codes like 0x80073cf0 or 0x80070005 when trying to update apps from the Mi...

Fix MongoDB Authentication Failed Permission Denied Error