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

Docker Daemon Not Running: A Beginner's Checklist

If you're new to Docker and see an error like Cannot connect to the Docker daemon or...

Fix 'Putty Connection Refused' Error on Localhost

When you try to connect to localhost with Putty and get 'connection refused', it usually means th...

Fix Windows Security Authentication Error 0x80070035

Microsoft Teams 504 Error: Causes and Fixes

When Microsoft Teams shows a 504 error, it usually means the server gateway timed out while tryin...

How to Fix Microsoft Teams Cache Clear Not Working

If you've tried clearing the Microsoft Teams cache through the app's settings or by deleting the ...

PowerShell Login Loop: Step-by-Step Troubleshooting Checklist

If you're stuck in a PowerShell login loop—where the console opens and immediately closes, or rep...