How to Use Smart Take, Duo Preview and Kid Cue on iPhone Duo

iPhone Duo has camera features no other iPhone can offer, because its 5.4-inch outer display can face your subject while the rear cameras shoot. Duo Preview and Kid Cue put that second screen to work, and Smart Take lets you step into the group photo while iPhone Duo does the shooting.

They all shoot with the same two rear cameras, a 48MP Fusion Main and a 48MP Fusion Ultra Wide, at 0.5x, 1x and 2x. The Center Stage front camera takes over for selfies when iPhone Duo is closed.

iPhone Duo camera features

Feature What it does Where to start it
Smart Take Takes up to 20 photos on its own while you pose Camera > Smart Take button
Duo Preview Shows your subject a mirrored live preview on the outer display Camera > Outer Display Options > Duo Preview
Kid Cue Plays an animation on the outer display to get a child or pet looking at the lens Camera > Outer Display Options > Kid Cue
Rear-camera selfie Uses the rear cameras for selfies with iPhone Duo open Camera > flip the phone > Show Camera slider
Mirror Front Camera Saves selfies as you see them Settings > Camera

Smart Take takes up to 20 group photos while you pose

Set iPhone Duo on a table or tripod, or hold it steady, and open Camera. The Smart Take button appears on the camera screen once the phone is stable. If you do not see it, tap the Camera Controls button and tap Smart Take.

Smart Take iPhone Duo

Tap the Smart Take button, step into the frame and strike a pose or hold still. The flash blinks each time a photo is taken, and iPhone Duo shoots up to 20 photos over a couple of minutes. Tap the button to stop early, and tap it again to take more.

Smart Take is on by default when iPhone Duo sits on a surface. To switch it off, tap the Camera Controls button in Camera and tap Smart Take, and the button stops appearing.

Duo Preview lets your subject check the shot on the outer display

Open iPhone Duo, open Camera, tap the Outer Display Options button on the inner display and tap Duo Preview. Point the rear cameras at your subject, and the outer display shows them a mirrored live preview of the frame.

The outer display shows only the preview, with no camera controls. Tap the Shutter button to take a photo or the Record button to shoot video. You can also press either volume button or click Camera Control.

Duo Preview iPhone Duo

Kid Cue plays an animation to get children and pets looking at the lens

With iPhone Duo open and Camera running, tap the same Outer Display Options button on the inner display and tap Kid Cue. The outer display plays an animation to get your subject’s attention. It works for photos and video, and the Shutter button, Record button, volume buttons and Camera Control all keep working while the animation plays.

Kid Cue iPhone Duo

The rear cameras can take selfies when iPhone Duo is open

Unfold iPhone Duo, open Camera and tap the camera chooser button if you need to switch to the rear camera. Flip iPhone Duo around so the rear cameras face you, then drag the Show Camera slider on the outer display.

With iPhone Duo closed, tap the camera chooser button to switch to the Center Stage front camera instead. To save selfies the way the front camera shows them, without flipping them, go to Settings > Camera and turn on Mirror Front Camera. The rear cameras are 48MP, and the Center Stage front camera is 12MP.

Duo FaceTime lets nearby friends join the call on the outer display

A FaceTime camera sits under the inner display, hidden until you need it, so you can hold iPhone Duo open or prop it on a surface for hands-free calls. Duo FaceTime then lets people standing nearby join the call on the outer display, without crowding around or passing the phone. The under-display camera records 1080p video.

Duo FaceTime

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About the Author

Imran Hussain is the founder and editor of iThinkDifferent, which he launched in 2008 to cover Apple news, reviews, and how-to guides. He has spent over 15 years writing about iOS, macOS, and the wider Apple ecosystem, with a focus on hands-on guides - installing developer betas, troubleshooting, and walking through new features on his own devices. Based in Dubai, he also loves to cover photography, gaming, and the tech industry more broadly on his social media profiles.

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