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

Fix Docker Permission Denied Errors on Ubuntu

You start a Docker container with a mounted volume, and get a permission denied error when the co...

Fix Windows Defender Real-Time Protection Stuck Off in Windows 11

You open Windows Security, see real-time protection is off, click the toggle, and it turns back o...

Fixing Cloudflare 521 Error: Enable Origin Pull Setup

If you see a Cloudflare 521 error, it means Cloudflare can't connect to your origin server. O...

Windows Update Service Missing from Services.msc: Fixes

If you open Services.msc and the Windows Update service (wuauserv) is not listed, automatic updat...

Windows 11 Installation Assistant Stuck at 99% Disk Space

You’re running the Windows 11 Installation Assistant, it gets to 99%, and then sits there. The pr...

How to Fix Chrome Sync Error 'Sign In Again'

What the Error Means

When Chrome displays 'Sign in again' in the sync settings, i...