Change Google 2FA phone number

Question

How do I change my Google 2FA (2-Factor Authentication) phone number?

Environment

• Google

Answer

1. Open your Google Account's Security page (sign in if not already).
2. Under the How you sign in to Google section, locate 2-Step verification and click anywhere on that row.
3. Enter your MyGRCC login credentials.
4. Click the small arrow  next to "Phone number."
5. Click Add a backup 2-Step Verification phone or Add phone number button.
6. Verify the new phone number with the security code that is sent to you. 
7. (Optional) Remove the old phone number using the small trash can icon .