What requirements do my cell phone need to meet in order to install the app? a. Android phones require Android 4.1 or later. b. iPhones require iOS 7 or later. Related articles Where can I download YI Action Camera App? What are the requirements for my microSD card? Why does the camera become so hot when it's recording? "firmware.bin" is on my SD card. Why isn't it updating its firmware? How do I update the camera firmware version? Comments 0 comments Please sign in to leave a comment.