To turn off the flashlight on an iPhone 12, you can follow these steps:

  1. If your iPhone 12 is locked, wake it up by pressing the Side button or lifting it up.
  2. Swipe down from the top-right corner of the screen to open the Control Center.
  3. Locate the flashlight icon in the Control Center. It looks like a flashlight and is located in the bottom-left corner of the Control Center.
  4. Tap on the flashlight icon to turn it off. The icon will turn gray when the flashlight is turned off.
  5. Alternatively, you can also turn off the flashlight from the lock screen by pressing and holding the flashlight icon until it turns off.

That’s it! The flashlight on your iPhone 12 is now turned off.