Hi,
If you have GPS problems with TomTom on the iPhone you might like to read "Some Initial comments on TomTom (UK) and a possible cure for bad GPS Reception" in the iPhone Accessories Forum.
https://forums.macrumors.com/threads/772135/
It worked for me but if it doesn't work for you my apologies for wasting your time.
😱
If you have GPS problems with TomTom on the iPhone you might like to read "Some Initial comments on TomTom (UK) and a possible cure for bad GPS Reception" in the iPhone Accessories Forum.
https://forums.macrumors.com/threads/772135/
It worked for me but if it doesn't work for you my apologies for wasting your time.
😱