Adding a “noindex” means that those pages will not be indexed by Google search engines and you can follow this below steps to add it:
You will find this option in the WordPress Dashboard -> Navigate to AMP option panel -> Settings -> SEO -> First disable this “URL Inspection Tool Compatibility” option and then you need to disable those archives which you don’t want to index

The Output of the noindex in amp

That’s it for this tutorial!
We hope it helped you. If you have any feedback or questions, then please share them in the comments section below.
I published 1st post after amp setup, but it is having a noindex tag by itself as found while url inspection . How to fix that please respond…
Hi Kamaljeet Singh,
Will you please contact our technical team from here- https://ampforwp.com/support/ they will help you as soon as possible.