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

Fix GitHub Actions Permission Denied for Secret Access

When a GitHub Actions workflow fails with a "permission denied" error while trying to access a se...

How to Fix Outlook 404 Not Found When Clicking Links

When you click a link in an Outlook email and see a '404 Not Found' error, it usually means the l...

Fixing Cloudflare Tunnel DNS Errors: A Practical Guide

If you're seeing DNS errors when using Cloudflare Tunnel (cloudflared), the tunnel might be conne...

How to Fix Cloudflare SSL Certificate Errors

If your site shows a Cloudflare SSL certificate error, visitors may see a warning or the connecti...

Fix Windows Terminal Crashes After Update

If Windows Terminal keeps crashing right after you updated it, you're not alone. This usually hap...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...