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What the green light under your Apple Watch is and how to turn it off

Green Light shining from back of the Apple Watch

You might have noticed green lights shining from the back of your Apple Watch. If you're a new user, this flashing LED light might be terrifying, giving an impression that something is wrong with your Apple Watch.

But there is nothing to worry about. The rear green lights on your Apple Watch flash when it's measuring your heart rate or when you try to find it at night.

Here's more about the green flashing Apple Watch light and how to disable it if you do not like what it does.