For the fourth point, the network uses the phone’s name set in General->About->Name, which can be anything you want. But your phone brand would probably still b

For the fourth point, the network uses the phone’s name set in General->About->Name, which can be anything you want. But your phone brand would probably still be leaked to those who might care by looking at the BSSID of the network (does iOS 14’s MAC address randomization affect those as well?).