If you don't want to keep switching to your secondary but more commonly used account, it's time to change the default. When ...

If you manage multiple Google accounts on the same device, change your default Google account rather than signing in or out.

To learn more about these steps, continue reading. To get started, you need to open a browser and enter this URL in the address bar: https://myaccount.google.com ...

According to Google, you may not be able to open "Google Account email" if you're using a Gmail address, and you won't be able to change it. 6. If you can edit your email, enter the new email ...