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Activate warranty replacement device

Learn how to get your replacement device set up after a warranty exchange.

DETAILED STEPS

Activate & set up a warranty replacement device

  1. Transfer your data to your replacement device. Learn how at Data Backup & Transfer to learn more. 
  2. Do one of the following:
    • Move the SIM card from your old device to your replacement.
    • Insert the new SIM card that came with your warranty replacement and activate your device.
  3. Return your defective device within 10 days.

To get step-by-step help installing your SIM and setting up voicemail, try our device support tutorials or Troubleshoot & Resolve tool.

Activate & set up a replacement MicroCell

Before you start, copy your info from your existing MicroCell to your new one. This includes items like your approved user list.
  1. Go to att.com/3GMicroCell.
  2. Select Manage Settings.
  3. Disconnect the original MicroCell.
  4. Connect and activate your replacement MicroCell.
  5. Return your defective device within 10 days.

For more help, learn how to fix MicroCell registration and activation issues..

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