Hello,
Thank you for contacting us and we regret the inconvenience caused.
Please ensure that the image you’ve set is of the recommended dimensions (i.e, 1200px X 630px) and of the supported image types (jpeg, png, and gif).
Setting the image following the above points should fix the issue.
Please let us know how that goes.
Thank you.
Hello,
We are super happy that this issue is already resolved. If you have any other questions in the future, know that we are here to help you.
If you don’t mind us 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 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.