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

Fix Redis Connection Refused Due to Firewall Settings

If you see 'Redis connection refused' when trying to connect to a remote Redis server, a firewall...

BitLocker Recovery Key on Ubuntu: How to Access Encrypted Drives

You're on Ubuntu, and a Windows BitLocker-encrypted drive is prompting for a recovery key. This i...

Fix Microsoft Store Error 502 Bad Gateway After Update

After a recent Windows update, you open the Microsoft Store and see 'Error 502 – Bad Gateway'. Th...

How to Fix Windows Security 404 Not Found Error

If you see a '404 Not Found' error when opening Windows Security (formerly Windows Defender), the...

Fix BitLocker Connection Timeout and Permission Denied Errors