I tried to buy the plugin but it doesn’t allow

Hello,

Thank you for your query and we are so sorry about the trouble this must have caused.

Checking your account, it seems that you have purchased a plan already.

Here’s a guide you can follow: https://rankmath.com/kb/how-to-upgrade-to-rank-math-pro/

Don’t hesitate to get in touch with us if you have any other questions.

Hello,

Thank you so much for getting in touch.

We highly recommend going through the following: “Complete Rank Math Tutorial 2024 – SEO Tutorial For Beginners (Step-by-Step)!”. This guide will help you set up the plugin completely and correctly, along with Rank Math’s features:
https://www.youtube.com/watch?v=cQLvCBVev3I

To get more information, please check out these links:
https://rankmath.com/kb/does-installing-rank-math-guarantee-rankings/
https://rankmath.com/kb/how-to-setup/
https://rankmath.com/kb/score-100-in-tests/
https://rankmath.com/kb/titles-and-meta/

Additionally, here are a few resources we think you will find useful while devising an SEO strategy.

1. Keyword Research
2. Identify Keyword Intent
3. Writing Awesome Content
4. On-Page SEO
5. Off Page SEO
6. Building Backlinks

Hope that helps and please do not hesitate to let me know if you need our assistance with anything else.