You can turn on the camera on your Mac by opening an app that uses it, such as Zoom or FaceTime. When your Mac camera is on, a green light will be illuminated next to it. If the camera doesn't ...

The flashlight on your iPhone comes from the camera flash mechanism on the back of your device, next to the camera lens.

Simply double or triple tapping the back of your iPhone can launch apps and turn on settings, but only if you enable Back Tap. Here’s how to set it up.

iOS (Jailbroken): FlashCam sticks two extra buttons on your iOS lock screen that give you quick access to your camera and an LED flashlight.They say t ...