Why Can't Your Phone Find You When You're on the Move?

Your phone uses maps to find you, like a treasure map. When you're walking or running, it takes quick guesses about where you are and keeps updating them, kind of like trying to catch up with your shadow while moving in the sun.

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Examples

  1. You're running outside, and your phone says you're at home.
  2. Your GPS shows you're in the park when you're actually walking to school.
  3. You start a run, but your app thinks you’re still in bed.

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