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

How to Enable Chrome Extensions That Aren't Loading

You open Chrome and see a grayed-out extension icon. Clicking 'Enable' does nothing, or t...

How to Use a Cloudflare DNS Propagation Checker Tool

After you change a DNS record in Cloudflare, it takes time for the update to spread across the in...

Fix DNS Probe Finished NXDOMAIN on Router: Step-by-Step

You're browsing and suddenly Chrome shows 'DNS_PROBE_FINISHED_NXDOMAIN'. This means y...

Fix Chrome Access Violation Error on Windows 7

If you see an "access violation" error in Chrome on Windows 7, it usually means Chrome tr...

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 Nginx Permission Denied for Static Files

Common Causes

When Nginx returns a 403 Forbidden or 'permission denied' error for...