Hello,
Thank you for contacting Rank Math support.
Please share some affected URLs and screenshots of the issues so we can assist you further. You can use a tool like https://imgur.com/ to share screenshots.
Looking forward to helping you.
Screen shot of google search console you mean
Hello,
Yes, you can share the screenshot of the error you’re facing on your Google Search Console. Also, please share some affected URLs so that we can check them as well.
Regarding the categories, you can index them. Please head over to your WP Dashboard > Rank Math > Titles & Meta > Categories, and from there you can set the categories to index:

Let us know how it goes. Looking forward to helping you.
Thank you.
Hello,
Some of the URLs you shared are returning 404 error.
However, the working ones are already set to index in the page’s source code.
In this case, please clear your website’s cache and revalidate the issue in your Google Search Console account and give Google some time to recrawl your site.

Looking forward to helping 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.