Board Thread:Social and Race Teams Threads/@comment-28531527-20181125190249/@comment-35932650-20181206224848

Diber27 wrote: I don't understand what Android vs. iPhone has anything to do with this. What are you implying?

If you use iPhone, you can still get rid of your teammates during Team Challenge races, due to Game Center.

On Android, the only way to not have teammates in a non-LTS race that counts for the Team Challenge is to be on a 1-person team, or if none of your teammates has completed that race yet.