Hello,
Thank you for contacting Rank Math and bringing your concern to our attention. I’m sorry for any inconvenience this issue may have caused you.
In this case, please check if you are using a Firewall as it may prevent saving the changes.
If you are using a Firewall, please whitelist this route:
/wp-json/rankmath/v1/updateMeta
You can check this link for more information:
https://rankmath.com/kb/meta-data-not-saving/
Let us know how this goes.
Thank you.
Ik think i’ve found the problem. When i disable instant indexing the page is saved normal.
Hello,
We’re glad that you managed to resolve this issue.
Please feel free to reach out to us again in case you need any other assistance.
We are here to help.
Thank you.