@HeadwayTech Do you mean dropping the wi-fi connection? In this case, you could try the following tips. 1. Force restart your iOS device. 2. Reset network settings by going to Settings > General >...

@Gandoo First, you could check out the Wi-Fi network connection, then make sure you have turned on the Wi-Fi calling in settings of the iPhone. If it is the iOS system glitches, try out using...