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.
To fix the issue, please make sure the service account is listed as the Owner of the site in the Search Console.
Please follow the steps illustrated here to solve the issue:
https://rankmath.com/blog/google-indexing-api/#403-permission-denied
This is one of the most common issues when setting up the Instant Indexing plugin.
If that doesn’t work for you, please remove the plugin, then install and configure it again by following the steps religiously.
Looking forward to helping you.
Thank you! Strange that permission complete not was “complete”. Solved with settng owner.
edit: Ah, your support page receive for some seconds code 503 if we click link from email.
Hello,
We apologise for the inconvenience the temporary issue with cloudflare might have caused.
We’re delighted to hear that the issue with Instant indexing has been resolved. We appreciate your feedback.
This ticket will be closed now, but if you ever have another question or need any help in the future, please don’t hesitate to create a new forum topic. We’ll be more than happy to assist you again.
Thank you for choosing Rank Math and have a wonderful day!