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

Microsoft Teams API Rate Limit: How to Fix and Avoid Throttling

If you're building integrations or bots for Microsoft Teams, you've likely hit a 429 Too Many Req...

How to Fix a Blocked Windows Activation Product Key

You enter a Windows product key and see an error that the key is blocked or already in use. This ...

Fix Windows Activation Error 0xc004f074: Permission Denied

You see error 0xc004f074 when trying to activate Windows, often with a message about permission d...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...

How to Access a BitLocker-Locked External Drive That Won't Open

You plug in an external drive that you know is BitLocker-encrypted, but instead of the usual unlo...

WireGuard Handshake Not Completing: Practical Checklist

If your WireGuard tunnel is up but the handshake never completes, you'll see no data transfer and...