Hello,
Thank you for contacting the support, and sorry for any inconvenience that might have been caused due to that.
Please go to Rank Math > Instant Indexing > IndexNow API settings > API Key > Change key
Then, clear the website cache and try submitting URLs.
Hope that helps.
Don’t hesitate to get in touch if you have any other questions.
thanks, my issue is resolved now.
Hello,
We are super happy that this resolved your issue. If you have any other questions in the future, know that we are here to help you.
If you don’t mind me asking, could you please leave us a review (if you haven’t already) on https://wordpress.org/support/plugin/seo-by-rank-math/reviews/#new-post about your overall experience with Rank Math? We appreciate your time and patience.
If you do have another question in the future, please feel free to create a new forum topic, and it will be our pleasure to assist you again.
Thank you.