The Gmail app must be install on your phone before preceding.
You must be logged in to the Gmail app with the account you are trying to authenticate be fore preceding.
Go to Google.com and sign in with your company credentials.
Click on your picture next to the 9 dots for Google applications.
Click manage your google Account
Click Security on the left menu
Scroll down to 2 factor authentication
Follow all the prompts to set up 2FA. Google defaults to using cell phone text for verification. Another option is to choose to use another Google application for verification. This means that it will use the Gmail application on your phone. It will send a prompt to this application asking if you are singing in on another device.
Select Yes
You have 2 weeks from the creation of your account to set up 2 factor authentication.