Inviting The App Submissions Account To Access Your Apple Developer Account
Once your app has been uploaded to Apple, we require access to your developer account in order to finalize the process of getting your app live.
Log in to your AppStore Connect account via https://appstoreconnect.apple.com/
Select Users & Access
Select + in the Users and Access section
Set the following
First Name: App
Second Name: Submissions
*On personal accounts the developer resources will be greyed out, don’t worry please proceed to invite.