Hello,
Thank you for contacting Rank Math today.
I am sorry but Rank math doesn’t have the About us schema option. You can use a simple article schema for now. We will be adding more schema options in our upcoming pro version which an option to add custom schema.
Hope this helps you. Thank you.
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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.