It's not a specific URL that sees an improvement, it's the site that receives a higher overall score from a quality perspective (which can help many URLs rank higher on one site and not just a few). And from a rich snippets perspective, Image Masking Service if your ads in the SERPs suddenly get review, how-to, or FAQ snippets, you can get a nice edge in the SERPs from a click-through rate perspective. If you mix improved SERP processing from rich snippets with stronger overall rankings (which can happen if Google's Site Quality Rating improves for a site), it can result in stronger rankings. solids combined with better SERP processing.
This combination can be very powerful for sites getting extended core updates or other major algorithm updates. Summary: Impact of rich snippets during major algorithm updates I know there can be a lot of confusion as to why sites see the gain or loss of rich snippets with major algorithm updates (like the main June 2021 update). For sites that lose rich snippets, Google's quality algorithms may not be convinced of the overall quality of those sites. And that can lead to a loss of rich snippets, or even a big drop in Discover's visibility. This is why it is extremely important to focus on overall site quality (especially for sites negatively impacted by general Google updates).
And as I explained in my articles on general kernel updates, there is no silver bullet for this. Google will need to see a significant improvement in quality over the long term for a site to find rich snippets (or to gain more visibility in Discover). Image Masking Service So don't get bogged down in improving a few URLs on your site so much that you forget about Google's overall site quality rating. These site-level signals can have a big impact on visibility in the SERPs and in Discover. Good luck.