I just signed up in the developer program and I want to change my primary language of App store connect: https://appstoreconnect.apple.com/
both App dev program and apple id interface are set to English but Appstore connect is set to French by default. Thanks.
Go to chrome://settings/languages and in Preferred languages set the first option to English, and you're done.
You must adjust the Localization in Project > Info > Localization
I know reason. In Version View, on right of the iPhone iPad Button, had a blue button name All Size. Click that to the new view and finish all size preview image.