Casting and screen mirroring are not the same feature on Roku devices. Casting is limited to supported channels.
Mirrors show your entire device screen, which doesn't have those limitations. If you aren't using those channels, it may be a better option.
If you want to learn more about using AirPlay with Roku, click here.
If you follow the same directions, you can mirror your iPad to Roku.
You can mirror through the Control Center.
1. If you want to access the Control Center from the bottom of the screen or the upper-right corner of the screen, you have to use the older devices.
2. The icon is mirrored.
3. You can choose your device.
4. You can enter the AirPlay password on your phone.
5. Wait, tap Ok.
You will need to make sure that it is an option for you if you are having issues with this process. In this case, you have to make sure that your device supports AirPlay and that your phone is connected to it.
Here are the devices that support it.
If your device doesn't support AirPlay, you can try casting content.
1. The Home button is on the remote.
2. You can select settings.
3. You can choose HomeKit or Apple AirPlay.
4. HomeKit and AirPlay settings can be selected.
5. If you want to turn it on, verify that AirPlay is turned on.
1. Select settings on your device.
2. Go into the system and choose screen mirroring.
3. Pick Screen Mirroring Mode and choose how the app should work.
4. You can download the app on your phone. It will begin to look for a receiver.
5. You can connect your TV with a tap.
You can stop mirroring by pressing the home button on your TV remote or by going back to the Control Center and selecting Stop mirroring.