Disable support for vulkan API. (Android Only 0 = Vulkan SM5 API will be used (providing device and project supports it) [default 1 = Vulkan SM5 will be disabled, Vulkan or OpenGL fall back will be used.
Usage
r.Android.DisableVulkanSM5Support [value]
Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.