Once the chrome extension is activated, you need to log in through the Overlayer widget visible in the bottom left corner of your Google Drive interface : 

Once activated you will see new menu options and widget options :

Rate content

Activate Overlayer in G-Drive

home_url

"Verified docs" section

User Guide

Quick overview

Authentication

Getting started with PresenceDoc

Document infos

Tag a document

Auto Tag with AI

Flag content

Obtain "Verified" label

Document side-panel

"Tasks" section

People Search

G-Drive integration

Overlayer AI Agent

Roles description

Permissions and roles

Use dedicated chrome user

Use Google Groups

Best practices