Software update for the AT&T RADIANT Max (U705AA)
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Software update for the AT&T RADIANT Max (U705AA)


Latest update
Getting started
Update & verify software
Previous updates

Latest update

The updates
  • What's new: Advanced Messaging fix
The details
  • Release date: July 27, 2021
  • Android version: 10
  • Security patch level (SPL): July 5, 2021
  • Baseband version: MOLY.LR12A.R3.MP.V101.3.P55, 2021/07/05 17:40
  • Software version: U705AAV02.156.11
  • File size: 96MB

Getting started

  • Make sure you’re in the U.S. and on our wireless network.
  • You can download the update via Firmware Over the Air (FOTA).
  • You must connect your device to Wi-Fi® to download the update.
  • Although there should be no impacts to settings or data, we recommend backing up your media files to an SD card, a computer, or using a favorite application before upgrading the software.

Update & verify software

Update software

  1. Make sure your device is fully charged and connected to Wi-Fi.
  2. Swipe down from the Notification bar and select Settings.
  3. Scroll to and select Software Update, then Check for Updates.
  4. Follow the on-screen prompts to download and install the update.
  5. The device automatically restarts once the new software successfully installs.

Verify software update

  1. Swipe down from the Notification bar and select Settings.
  2. Scroll to and select About phone.
  3. If the Android and Software versions don’t match the current update details; perform additional updates until they do.

Troubleshoot software update

Previous updates

DateDetails
June 3, 2021
  • Android version: 10
  • Software version: U705AAV02.153.11
  • File size: 95MB
April 07, 2021
  • Android version: 10
  • Software version: U705AAV02.151.11
  • File size: 91MB
March 16, 2021
  • Android version: 10
  • Software version: U705AAV02.150.11
  • File size: 706MB
Jan. 8, 2021
  • Android version: 10
  • Software version: U705AAV02.138.11
  • File size: 97MB
Nov. 11, 2020
  • Android version: 10
  • Software version: U705AAV02.114.11
  • File size: 82MB
Sept. 29, 2020
  • Android version: 10
  • Software version: U705AAV02.102.11
  • File size: 88MB


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