Hello,
Thank you for reaching out to Rank Math support for assistance. I’m sorry to hear that you’re having issues with your keywords disappearing.
This issue could be related to a few different factors, including plugin conflicts, JavaScript-related errors, or firewall blocks any of which can cause an issue while saving. We have documented each and their common causes, please review the article and let me know if it helped: https://rankmath.com/kb/meta-data-not-saving/
Please do not hesitate to let us know if this doesn’t help or you have any follow-up queries.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.