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

Fix Chrome DNS Error Using chrome://net-internals

If you see a DNS error in Chrome—like "ERR_NAME_NOT_RESOLVED" or "DNS_PROBE_FINISHED_NXDOMAIN"—th...

Fix Windows Activation Stuck on 'Checking for Updates' on Mac

If you're running Windows on a Mac (via Boot Camp, Parallels, or VMware) and the activation proce...

Fix Windows Security Authentication Error 0x80070035

Chrome Extension Setup Checklist for Beginners

You've decided to try a Chrome extension. Maybe you want to block ads, save passwords, or manage ...

How to Fix PowerShell Proxy Error Not Connecting

When PowerShell fails to connect through a proxy, you'll typically see errors like Unable t...