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

Fix Windows Update Access Denied: Run as Administrator

You click 'Check for updates' in Windows Update, and instead of progress, you see an 'Access Deni...

Microsoft Store 502 Bad Gateway: Troubleshooting Checklist

You're trying to open Microsoft Store and get a 502 Bad Gateway error. This usua...

How to Fix Chrome Browser 502 Bad Gateway Error

If you see a 502 Bad Gateway error in Chrome, it usually means the server you're trying to reach ...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

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

Microsoft Teams Connection Refused: Troubleshooting Checklist

When Microsoft Teams shows a 'connection refused' error, the app cannot reach its servers. This u...

Enable Windows Defender Audit Log for Troubleshooting

When Windows Defender isn't detecting a threat or is blocking a legitimate application, audit log...