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

Windows Activation Key Not Recognized on Ubuntu Dual Boot

If you installed Ubuntu alongside Windows and now your Windows activation key is not recognized, ...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED on Windows 10

If you see ERR_TUNNEL_CONNECTION_FAILED in Chrome while browsing on Windows 10, ...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix PowerShell 502 Bad Gateway Caused by TLS Version Mismatch

If you see a 502 Bad Gateway error when running PowerShell scripts that call web...

Chrome High CPU Usage on Windows 10: Troubleshooting Guide

You open Chrome and your fan kicks into high gear. Task Manager shows Chrome using 80-100% CPU, e...

Fix Git Clone Permission Denied (publickey) on Mac

When you run git clone and see Permission denied (publickey), Git canno...