Hello,
Thank you for contacting us for help with the Rank Math SEO Analyzer.
Kindly head to WordPress Dashboard > Rank Math > Modules and scroll down to locate and activate the SEO Analyzer by toggling the button as shown in the image below

You can refer to the following article for a detailed guide on using the SEO analyzer: https://rankmath.com/kb/seo-analysis/
Hope that helps. Please let us know if you have questions.
Thank you.
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.