It was confirmed today by Google in a blog post that the mobile-friendly algorithm update is now rolling out. The also said that the update won’t apply equally to all devices or results.
- Affects only search rankings on mobile devices
- Affects search results in all languages globally
- Applies to individual pages, not entire websites
If you’re interested, you can always check out the FAQs document for webmasters that Google put together. As far as the impact of the update goes, webmasters or publishers aren’t going to see anything immediate. It’ll “be a week or so before it makes its way to all pages in the index.”