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

Fix Windows Update Error 0x80070005 with Registry Tweaks

You see Windows Update error 0x80070005 when checking for updates. This usually means a permissio...

Windows 11 Activation Fails After Hardware Change: Fixes

After upgrading your PC's motherboard, CPU, or hard drive, Windows 11 may show an activation erro...

Fix Chrome Profile 404 Not Found on Mac

If you see a 404 Not Found error when trying to open your Chrome profile on Mac,...

How to Fix Chrome Not Responding After Startup

If Chrome hangs or shows a 'Not Responding' message every time you launch it, you're not alone. T...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN