Shipping app is not connected game center

Hello,
I’m developing to ios shipping app.
I am trying to link the game center.
But, not login. and not show leader board and Achievement.

Help me,please

I followed the Unreal ios documents.

What do you want to achieve if not login, leaderboards and achievements?

Umm, sorry, I don’t understand.

I connected Node well.
ios game center maked category Name, stat Name.

Automatic execution between application and readerboard is possible.