Connect your Roku device and the casting device to the same Wi‑Fi network
Open the content you want to stream (supported apps like YouTube, Apple TV, Netflix, etc.)
Tap the AirPlay icon on your iPhone, iPad, or Mac (or select AirPlay from the Control Center)
Select your Roku device from the AirPlay device list
Start playback
To stop AirPlay, open the AirPlay menu again and select your device (or tap Stop Mirroring)
If you don’t see your Roku in the AirPlay list, confirm Roku is on, on the same Wi‑Fi, and enable AirPlay on Roku
On Roku: Settings → Apple AirPlay and HomeKit → turn on AirPlay (and HomeKit if needed)
On Roku: Settings → Network → check Wi‑Fi connection
If prompted on Roku, accept the AirPlay connection request
For iPhone/iPad mirroring: open Control Center → Screen Mirroring → select your Roku device