Under the shift, which Google said would eventually be rolled out to all users, old addresses would remain active. Messages ...

Google rolls out option to change Gmail addresses. Here's how to change your Google Account email address and transitioning to a new Gmail address.

Google lets you change addresses that don't end in '@gmail.com' into addresses that do, and that's exactly what's detailed in ...

You can add multiple Google accounts on your Android device. However, it considers the first account you sign in with as the default and uses it to sign you in across various Google apps and services.