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

Fix MySQL Access Denied for User with GRANT Command

You're logged into MySQL as root or another user, but when you run a GRANT command, ...

How to Fix 'Windows Defender Module Not Found' Error

If you see 'Windows Defender module not found' when trying to open Windows Security or run a scan...

Clear Task Scheduler Cache via Command Line

If you're seeing outdated tasks, stuck statuses, or tasks that won't run properly, the Task Sched...

Fix Microsoft Teams 502 Bad Gateway from Proxy Settings

If you see a 502 Bad Gateway error in Microsoft Teams, it often points to a proxy or network conf...

Fix MongoDB Authentication Failed with Role-Based Access Control

You’re trying to connect to MongoDB and getting an authentication error, even though you’re sure ...

How to Fix Abnormal Memory Usage in CMD on Windows