You can play your presentation on iPhone or iPad and remotely control it with another. Turn on Wi-FiWi-FiWi-Fi or WiFi (/ˈwaɪfaɪ/) is a family of wireless network protocols, based on the IEEE 802.11 family of standards, which are commonly used for local area networking of devices and Internet access, allowing nearby digital devices to exchange data by radio waves. on both devices. Open your Keynote presentation on the device with the presentation.