Split: Rank math Rank Math :SEO Settings panel does not show up

Rank Math Rank Math SEO Settings panel does not show up while writing.
I need to issue with Sitemap too. I am getting the following error in Google Console

Coverage -Indexed, not submitted in sitemap

I have minified the Javascript, CSS still getting an error on SEO analysis.
I have not Submitted the Tag in the Sitemap. Please suggest does it affect on SEO or ranking.

Meta description tags are missing who to fix it.
How to fix ‘Some Opengraph meta tags are missing.’
How can share link from social MetaBox?.
I have linked google console still showing not linked.

Kindly help me resolve this issue, I have changed from Yoast to Math Rank.