ZTE Blade™ Vantage - Install Device Software Update

Caution Caution:

  • Battery level requirements to install updates:
    • minimum of 40% (not charging)
    • minimum of 40% (while charging)
  • A system update won't be received while roaming.


Note Notes:

  • An active Verizon Wireless 4G LTE SIM card is recommended to complete the update.
  • A system update can also be done over a Wi-Fi network.
  • If prompted to update the device, skip to step 5.


  1. From a Home screen, navigate: Apps Apps icon > Settings > System updates.
  2. Tap Check for system update.
  3. If an update is available, tap Yes to download.
    Note If presented with "your ZTE Vantage Z839 is up to date", tap OK.
  4. Tap Install Now.


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