How do I add zingfit to the dev in my mobile app?

Login to Apple Developer Site

Click the "Account" link in the top menu bar

Under the "App Store Connect" column, click the link labeled "Users and Access"

Click the blue "+" tab. This indicates to add an invite.

You will then see a pop up asking for the information for zingfit.

In the first name field, enter "zing"

For the last name field, enter "fit"

For the email address enter: mobileapp.ZingFitnessStudios@zingfit.com
​Note: Be sure that ‘studios’ is plural when entering the email address

Under "Roles", click "admin"

Under "Additional Resources", please check all boxes as shown in the pic.
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Then click, "Invite".