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

Docker Container Exits Immediately with Exit Code 137

You start a Docker container, and it exits almost immediately with exit code 137. This usually me...

Fix Windows Security App Permission Issues

You open Windows Security and see a message like "This app has been blocked for your protecti...

Windows Update Service Missing from Services.msc: Fixes

If you open Services.msc and the Windows Update service (wuauserv) is not listed, automatic updat...

Fixing Docker Pull Access Denied in Docker Desktop

You try to pull a Docker image in Docker Desktop and see access denied. This usually...

Windows Remote Desktop Setup Checklist: 10 Steps to Connect

You've tried to connect to another Windows PC using Remote Desktop, but you get errors like &...

Fix Nginx Upstream Connection Refused Socket Error