When Should You Edit WordPress Core Files?

When you make changes to WordPress core files, you should always back up your WordPress installation first. If you make a mistake, you can always revert your changes.

When you make changes to WordPress core files, you should always check the WordPress Codex first. The Codex is a comprehensive reference guide for WordPress, and it can help you avoid common mistakes.

WordPress is a very comprehensive platform, and it includes a lot of features and functionality. It’s important to keep all of WordPress’s core files updated and up to date, so that the platform remains stable and reliable.

However, if you’re only making minor changes to core files, you can usually skip the backup step. Checking the WordPress Codex first can help you avoid common mistakes, and it can save you time.