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

Windows 11 Blue Screen After Driver Update: Rollback Fix

You update a driver in Windows 11, and then you get a blue screen on reboot. This is a common pro...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix Nginx Upstream Connection Refused Behind Cloudflare

If you see upstream connection refused in your Nginx error logs while using Cloudfla...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Chrome Status Access Violation Error on Windows

If you see a message like "STATUS_ACCESS_VIOLATION" in Chrome, the browser has crashed du...