are you sure about VoWifi ?
I think the option to enable VoWifi will be available but does not work !
You can try it with enabling Airplane Mode and then only activate WiFi.
If you are able to make a call then VoWifi is working, but i dont think so .....
Hi please i really need to buy this phone but i also need vowifi/wifi calling to work. I am on three UK network currently with samsung s8 and it works. I am hoping it will work on pocophone to. Please update thankyou.