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

Set Up BitLocker to Avoid Token Expiration Issues

If you use BitLocker with a TPM and PIN or startup key, you may encounter a situation where the t...

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, ...

Fix Windows Defender Connection Refused on Windows 10

When you see "connection refused" while using Windows Defender on Windows 10, it usually means th...

Fixing PowerShell Remote Execution Failures on a Network

Fix Nginx Config Test Fails with 'upstream host not found'

You run nginx -t and get upstream host not found. The config test fails...

Fix Jupyter Notebook Token Not Working on Mac

You launch Jupyter Notebook on your Mac, see the token URL in the terminal, copy it into your bro...