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Level 1

4 points

Green light on back of watch

What does it mean when the green light is shining on the back of my watch?

Apple Watch, watchOS 4

Posted on Oct 23, 2020 5:29 PM

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Level 10

167,363 points

Posted on Oct 23, 2020 5:38 PM

That the sensor is active, probably taking your pulse.

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