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

Fix Windows Update Stuck Downloading After Reboot

You restart your PC to finish installing updates, but instead of completing, Windows Update gets ...

Fix Microsoft Teams Connection Refused by Proxy Server

When Microsoft Teams shows a 'connection refused' error and mentions a proxy server, it usually m...

Fix Firefox Not Responding on Mac M1: Practical Steps

If Firefox stops responding on your Mac with an M1 chip, you're not alone. The issue often shows ...

Fix Chrome Profile Service Unavailable After Update

After updating Chrome, some users see the error “Profile service unavailable” or “Sign in error: ...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Chrome Browser Version Mismatch: Troubleshooting Guide

You open Chrome and see a warning about a version mismatch, or features stop working properly. Th...