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

GitLab Runner Stuck Pending: Fix Docker Executor Issues

You see a job stuck in "pending" status in GitLab CI/CD. The runner is registered and shows onlin...

Fix Microsoft Teams Permission Denied Error

You're trying to open a file, share your screen, or access a channel in Microsoft Teams, and inst...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

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

How to Fix Outlook Setup Authentication Errors

You're setting up Outlook for the first time or reconfiguring an account, and you get an authenti...

Fix Microsoft Teams Authentication Failed After Password Change

After changing your Microsoft 365 or corporate password, you may see an authentication error in M...

Fix Windows Security Connection Refused Due to Antivirus Blocking

You try to open Windows Security or run a scan, and get a 'connection refused' error. Often this ...