Question: how to connect iphone to pc via shareit without wifi?
Answer: Download SHAREit app on both devices from the respective app stores.
On Android, open SHAREit and tap on RECEIVE option.
If no WiFi network is available, SHAREit will create its own WiFi hotspot (WiFi Direct).
Once the hotspot is started, on your iOS device, go to Settings >> Wi-Fi.