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. A...