So, you decided to go all out and fork over the dough for a shiny, new Apple iPhone 15. Now what? It’s time to set up that device. If you watch the show And Just Like That… you might have laughed at the Season 2 scene when Charlotte and Harry frustratingly tried to figure out how to set up her new iPhone without their kids’ help (she tossed her old one into a pitcher of margaritas in anger). It’s actually not that difficult. Setting up an iPhone 15 involves the same process as setting up any iPhone. Here’s a rundown of what to do.