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

SSH Public Key Permission Denied vs Password Authentication: Fixes

You can SSH into a server using a password, but when you try the same connection with a public ke...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

MySQL Connection Refused on Port 3306: Causes and Fixes

If you're seeing "connection refused" when trying to connect to MySQL on port 3306, the MySQL ser...

Fix OneDrive Sync Permission Denied & 504 Gateway Timeout

If you see "permission denied" or "504 gateway timeout" errors while syncing OneDrive, the issue ...

Fix 'Windows Search Token Expired' Error in OneDrive

When searching for files in OneDrive from Windows Search, you might see an error like 'Windows Se...

BitLocker Recovery Key Not Accepted in Windows 10: Fixes

You're locked out of your drive, you type in the 48-digit recovery key, and Windows 10 says it's ...