Those websites which lack a mobile friendly interface would be demoted and it is expected that this update will cause a shake-up of ranks.
Businesses who fail to update their websites accordingly could see a dip in their regular websites traffic.
The algorithm computes a recursive score for pages, based on the weighted sum of the Page Ranks of the pages linking to them.
If you have a structured data manual action against your page, the structured data on the page will be ignored (although the page can still appear in Google Search results).
Verified site owners in Search Console receive an email message when their site is affected by a manual action.
You can open the Manual Actions page in Search Console to see any manual actions affecting your site.
The information in the structured data is not shown in the user-visible text.