THIS PAGE IS A WORK IN PROGRESS!
Setting up a new AR project
https://dev.epicgames.com/documentation/en-us/unreal-engine/setting-up-a-new-ar-project-in-unreal-engine
Packaging for iOS
https://dev.epicgames.com/documentation/en-us/unreal-engine/setting-up-an-unreal-engine-project-for-ios
Packaging for Android
https://dev.epicgames.com/documentation/en-us/unreal-engine/set-up-android-sdk-ndk-and-android-studio-using-turnkey-for-unreal-engine