I have Enfold on WordPress. The front end works but the back doesn’t

This may be a plugin or theme conflict. Please attempt to disable all plugins, and use one of the default (Twenty*) themes. If the problem goes away, enable them one by one to identify the source of your troubles.

If you can install plugins, install “Health Check”: https://www.ads-software.com/plugins/health-check/ On the troubleshooting tab, you can click the button to disable all plugins and change the theme for you, while you’re still logged in, without affecting normal visitors to your site.

See https://www.wpbeginner.com/plugins/how-to-deactivate-all-plugins-when-not-able-to-access-wp-admin/

Thank you so much. It was the ‘Yoast’ plug-in. I haven’t got hold of them as I am sure many others will contact them. That’s a big relief.

Many thanks
Ray Lahana