Shared albums are not available for this device.
To subscribe to a shared album on your iPhone, iPad, iPod touch, or Mac, open your invitation in the Mail app, and click the Subscribe button in the message.

To subscribe you need to be signed in to iCloud on:
  • An iPhone, iPad, or iPod touch with iOS 6 or later, or
  • A Mac with macOS 10.8.2 or later and iPhoto 9.4 or Aperture 3.4 or later