If you have a jailbroken iPhone, which is likely after this weekend's release of the Pangu jailbreak for iOS 9.3.3, then you've probably already found that Pokémon GO can't run on a jailbroken device. It'll crash at startup instead.
In this tutorial, we'll show you a workaround so you can play Pokémon GO on your jailbroken iPhone without it crashing every time it starts up.