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

How to Fix Windows Update Connection Refused by Antivirus

You click Check for updates in Windows, and instead of progress, you see an error like "Connectio...

Fix 'Port Already in Use' Error When No Process Shows

You try to launch Chrome or a Chrome-based tool (like Puppeteer, Selenium, or a local dev server)...

Fix GitHub Actions Cache Action Permission Denied Error

Fix Windows Update Service Not Starting Due to Permission Denied

You click Start for the Windows Update service, and it fails with “Permission Denied” or error 5....

Fix Microsoft Store Unavailable After Windows Update

After a Windows update, you might open the Microsoft Store and see a message like "Service Unavai...

Fix 'No matching distribution found' Error in pip

When you run pip install somepackage and get ERROR: Could not find a version t...