Reply To: why I “Site Address (URL) ” and “WordPress Address (URL)” can’t change

Hello,

If those are grayed out, it’s because you cannot change them, because they are set in the wp-config file. Gain access to the actual website files, and edit the config file to fix the problem.

For more details follow this guide:
https://www.wpbeginner.com/wp-tutorials/how-to-change-your-wordpress-site-urls-step-by-step

Best Regards