Find My
To share your location with %{senderName} (<span class="medium">%{senderEmailId}</span>), open your invitation in the Mail app on your iOS device and tap View Request. If the Find My app is not installed on your device you can download it free from the App Store.
Getting started with Find My
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If you received a location request by email, open the message on your iOS device, and tap the View Request button.