Google Search Console Drop In Valid But No Change In Invalid Might Not Be Bad Sign
https://www.seroundtable.comGoogle’s John Mueller said that if you are seeing “seeing a drop in valid, and not a rise in invalid (within the Search Console structured data enhancement report sections), that’s possibly just a matter of the sample used for testing becoming smaller for that site.”
It’s a good idea to test some of the URLs that are no longer listed to make sure they are working as expected.
If you're just seeing a drop in valid, and not a rise in invalid, that's possibly just a matter of the sample used for testing becoming smaller for that site. That's fine. A simple way to check is to test some of the URLs that are no longer listed.
— 🍌 John 🍌 (@JohnMu) April 29, 2021