Checklists for software errors, setup, and tool workflows.

Fix Command Prompt Proxy Settings 502 Bad Gateway

If you see a 502 bad gateway error when using command prompt tools like curl, npm, or git, the pr...

How to Fix Remote Desktop Connection Not Working

You try to connect to a remote PC but get an error, a black screen, or nothing happens. This is c...

How to Fix Windows Defender Rate Limit Exceeded Error

If you're seeing a 'rate limit exceeded' error in Windows Defender (now Microsoft Defender for En...

Fix Docker Build Error: 'failed to solve: manifest not found'

You run docker build and get an error like:

failed to solve: error fetching ...

Fix Windows Defender Real-Time Protection Off via Registry

If you see "Real-time protection is off" in Windows Security and the toggle is grayed out or keep...

Windows Terminal Cache: Location and Deletion Guide

If you're using Windows Terminal and notice that settings changes aren't taking effect, the color...