I want the mirrolink app

Sorry but Mirrorlink does not work with iPhone, it is limited to Android smartphones only.

https://www.carwow.co.uk/guides/buying/what-is-mirrorlink

To mirror your iPhone to your car, your best bet is to use Apple CarPlay if your car comes equipped with it.

If you are experiencing any difficulty with third-party apps or a specific website then please contact the app developer or site publisher/host directly --> How to contact an app developer - Apple Support