When I try to download a app it say billing address and it won’t let me download the app

If you can’t download or update apps on your iPhone or other Apple device

If apps don't load or update on your iPhone, iPad, or iPod touch, Apple Watch, Mac, or Apple TV, learn what to do.

If you can’t download or update any apps, including free apps, and you see a message about billing or payment, learn what to do.