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

GitHub Actions Runner Not Connecting: Fixes That Work

You've set up a self-hosted GitHub Actions runner, but it never appears online or shows a "runner...

Fix GitHub Actions Cache Action Permission Denied Error

How to Fix Outlook DNS Error: Step-by-Step Guide

If Outlook shows a DNS error when trying to send or receive email, it usually means the program c...

Fix Windows Defender Access Denied in Safe Mode

You may see an 'Access Denied' error when trying to open Windows Defender in Safe Mode. This typi...

How to Fix Windows Activation Proxy Error

If you see "We can't activate Windows on this device because of a proxy error" or similar, your s...

Outlook for Mac Stuck on Loading Profile: Fixes to Try

You open Outlook for Mac, and it sits on the loading profile screen for minutes—or indefinitely. ...