If you have an iPhone XS, iPhone XR or newer ... Since this function uses the Camera app, you can press either volume button ...

Ease of use on the iPhone XR was excellent. The touchscreen's use of menus, web browser, camera, buttons, and unlocking the phone were top notch. You should be able to comfortably hold the phone ...

But, like the iPhone X, it ditches the home button and Touch ID for Face ID's extra sensors. All this, according to iFixit, makes the iPhone XR the "spiritual 'iPhone 9.'" (Prior to Apple's ...