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

Nginx 404 Not Found Troubleshooting Checklist

When nginx returns a 404 Not Found error, it means the server is running but cannot locate the re...

Fix Command Prompt Access Denied Error as Admin

You right-click Command Prompt, select 'Run as administrator', and still get 'access denied' when...

Fix Chrome Profile Error When Starting Browser

You open Chrome and instead of your usual start page, you see an error message like “Your profile...

Fix Outlook Invalid Configuration Settings Not Working

You open Outlook and see an error about invalid configuration settings. The program may fail to s...

Docker Restart Policy Not Working: Common Fixes

You set a restart policy on a Docker container, but it stops and stays stopped. This is a common ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...