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

Fix Windows Update Connection Refused Due to Firewall

If Windows Update fails with a "connection refused" error, your firewall is likely blocking the u...

How to Fix Command Prompt Auto Start Not Working

If you've set Command Prompt to start automatically on login—via the Startup folder, Registry, or...

Fix Windows Update Service After Antivirus Install

You installed a new antivirus program, and now Windows Update won't run. The service might be dis...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

After installing or updating Microsoft Office, Outlook may open ...