Stream apps using ReplayKit iOS
When using a supported app like Procreate, Asphalt 8: Airborne, or Mobile Legends: Bang bang, you can stream directly to YouTube. To start streaming:
Open the app you want to stream.
Go to Menu for live streaming, then select YouTube.
Follow the steps to set up your stream.
Tap Live stream.
Note: To live stream using ReplayKit, you need a device running iOS 10.2+.