This thread is resolved. Here is a description of the problem and solution.
Problem:
On the client site, both the English and French pages are not rendering correctly, showing 404 errors. The English site is incorrectly using French roots in the URLs.
Solution:
We recommend following these steps to resolve the issue:
1) Navigate to WPML >> Settings >> Post Types Translation
2) Click the Save button to resave the settings.
3) Then go to Settings >> Permalinks and click Save Changes to refresh the permalinks.
After completing these steps, please clear all types of caches on your site and check if the issue persists.
If this solution does not resolve your issue or seems irrelevant due to being outdated or not applicable to your case, we highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have installed the latest versions of themes and plugins. If the problem continues, please open a new support ticket at WPML support forum for further assistance.
This is the technical support forum for WPML - the multilingual WordPress plugin.
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This topic is split from https://wpml.org/forums/topic/acf-pages-only-showing-when-logged-in/