This version is same as App Store version.
1.Open Bitpie for the first time, you’ll see this:
2.Settings-General-Device Management, trust the file below:
3.Trust the following certificate, then you can successfully launch Bitpie App.
1.Settings-WLAN-Apps Using WLAN & Cellular
2.Choose an App (any one is OK): hereby we choose Bither
3.Enter Bitpie App, you will see the prompt. Press ok