This article is relevant for Team plan users, and Enterprise plan users who are not using domain capture. For more information on using domain capture on Enterprise plans, visit the resource here.
The email domain that was used to create your Team plan organization is the allowed email domain for your team members. After the account is created, a Primary Owner or Owner can add additional domains by following these steps:
Navigate to Settings > Members
Click the pencil icon under Organization email domains
In the Update organization email domains modal that appears, enter the new domain
Click the "+" button to add the domain
Click the "Save" button
Owners and above can remove domains by opening up the same modal and clicking the trash can icon to the right of the domain:
We currently require a business email address associated with your company or organization in order to purchase a Team plan, and public domain emails are not supported (gmail.com, yahoo.com, etc.).