Workflow manuals for setup steps, repeatable tasks, and software operations.

How to Fix Nginx Upstream Connection Refused on Port 80

When nginx logs show "upstream connection refused" while connecting to port 80, it means ...

Cloudflare Error 521: Web Server Down Checklist

Cloudflare error 521 means your origin web server refused the connection. This is not a Cloudflar...

How to Fix Git LFS Push Error 403

You're trying to push a large file with Git LFS and get a 403 error. This usually means the s...

Fixing Edge Sync Error 0x80072efd on Windows

If you see error code 0x80072efd when trying to sync your Microsoft Edge browser data, the sync p...

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' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...