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

Outlook Configuration Checklist for New Email Account

Setting up a new email account in Outlook often runs into errors if the settings aren't exactly r...

Fix 'Windows Security Authentication Failed' for Domain Credentials

GitHub Actions Workflow Not Triggering: Fixes & Checks

You've set up a GitHub Actions workflow, pushed a commit, and nothing happens. The workflow doesn...

Fix 'Port Already in Use' Error with Windows Defender Firewall

You try to start a local service or application, and it fails with an error like 'port already in...

Fix Windows Store Error 0x80073cf9 During Installation

Windows Store error 0x80073cf9 typically appears when you try to install or update a...