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

Fix Microsoft Teams Camera Not Working in Meeting

You join a Teams meeting and your video is black, or you get an error that the camera can't be fo...

Checklist to Resolve Windows Search Authentication Failed

You open Windows Search, type a query, and get an error like “Windows Search authentication faile...

Fix Task Scheduler Cannot Connect to Server Error

When you open Task Scheduler and see "Task Scheduler cannot connect to the server" or a similar m...

Fix MySQL 'Access Denied for User 'user'@'%'' Error

If you're seeing ERROR 1045 (28000): Access denied for user 'user'@'%', it means MyS...

Windows Security Version Mismatch: Troubleshooting Checklist

If you see an error message saying Windows Security has a version mismatch, or the Security Cente...

MongoDB Authentication Failed: Administrator Checklist