- This type of latest update in SEO
1) SEOs show mixed results following Google March 2019 core update
2) Mobile-first indexing
3) Page speed
4) Brand as a ranking signal
5) GDPR
6) Amazon search
“March 2019 Core Algorithm Update”, Google has not actually confirmed what changes have been implemented, but many within the industry have been analysing the impact so far. Here's a run-down of what we know about the changes, and what this could mean for SEO in 2019.