Configuring 2FA

Your security settings can be found here: https://myaccount.google.com/security

Getting started with Authenticator

Getting started with Passkeys

Getting started with Google Prompts

The 8-digit codes are one-time codes. They will only work once. 

If you're not already using one, consider using a password manager.  Here's a video with more info: All Things Secured, 7 Password Managers 2024 (YouTube)

You should delete the 2FA options your predecessor configured.

You should never share your password with anyone ever.