In your main workspace, once you set up your email integration in SMTP profile, Gmail or Sendgrid are not supported. You can find the email integration in the Integrations in your main workspace

After you set up your email integration, you can select this email integration from the dropdown list below:

After you select your own email, then the below 3 types of email will send from your own email domain:

• New user registration
• Forgot password
• Invite a new team member

You can test these using the free temporary email to test the new user registration, and also the forgot password function.

Here is the link (opens new window).

‍