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

Fix Microsoft Teams Offline Installer Not Launching

You've downloaded the Microsoft Teams offline installer but double-clicking it does nothing—or ma...

Fix OneDrive SSL Certificate Error on Mac in 5 Steps

If you see a message like “The certificate for this server is invalid” or “SSL connection error” ...

Fix Windows Search Blank Screen When Clicking Start Menu

If clicking the Start menu shows a blank search screen instead of the usual results and apps list...

Install PowerShell 7 on Windows 10 Step by Step

You want to run the latest PowerShell 7 on Windows 10, but the built-in Windows PowerShell 5.1 is...

Outlook 502 Bad Gateway: Troubleshooting Checklist

If you see a 502 bad gateway error in Outlook, it usually means the server gateway is misconfigur...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

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