Fix ERR_CERT_AUTHORITY_INVALID on Localhost - How to Fix Cloudflare 526 and 525 Errors on Origin-Resolving Cloudflare 521 Errors with Server Log Analysis
Prepare
Execute
Validate
Document
Operational follow-up
- Record the exact option, command, or setting that changed the result.
- Keep a rollback note if the workflow affects shared files or team settings.