SEO plugin

General questions
1

I see in the description of SEO plugin that “This Plugin extracts and displays SEO metrics: Alexa web ranking, Google Pagerank, number of Indexed pages and backlinks of the currently selected website.” Is it possible to see the result of the metrics of Alexa web ranking, Google Pagerank etc?

2

Yes, they are displayed in the SEO Widgets in your dashboard (you can add the widget in your dashboard)

3

Mybe need remove Google PageRank and create user add custom serach engine?
Example: