att-galaxy-s6-g890aucu5cpi2-september-update

SM-G890A AT&T Galaxy S6 Active Stock Firmware

AT&T Galaxy S6 Active SM-G890A Stock Firmware Builds

Each of these firmware builds were officially released by AT&T and Samsung either via Over-The-Air. Each updates basically added with new features, bug fixes, UI improvements, and several enhancements to either apps, data connection, messaging, screen display, camera, audio and video quality, and a lot more.

Build version Notes
G890AUCS5CPK4
  • October Security patch. Android 6.0.1 Marshmallow
  • Released date – 01/11/2017
  • PK4(n/a)
G890AUCU5CPK3
  • September Security patch. Android 6.0.1 Marshmallow
  • Released date – 12/19/2016
  • PK3 (link)
G890AUCS5CPI4
  • October Security patch. Android 6.0.1 Marshmallow
  • Released date – 10/25/2016
  • PI3 (n/a)
G890AUCU5CPI2
  • September Security patch
  • Android 6.0.1 Marshmallow
  • Released date – 09/27/2016
  • PI2 (n/a)
G890AUCU4CPH3
  • Android 6.0.1 Marshmallow,
  • General bug fixes and resolve known issues.
  • Released date – 08/31/2016
  • PH3 (link)
G890AUCU4CPF1
  • Android 6.0.1 Marshmallow update
  • Added Wi-Fi Calling support
  • Released date – 07/05/2016
  • PF1 (link)
G890AUCU3BOJE
  • 5.1.1 Lollipop update
  • added AT&T Video Calling
  • Advanced Messaging
  • Android for Work
  • Samsung Pay
  • Gear Manager.
  • Released date – 11/20/2015
  • OJE (link) (This firmware cannot be installed on top of any Android 6.0.1 Marshmallow update)
G890AUCU2AOF4
  • 5.0.2 Lollipop update added with
  • Device Security Enhancements
  • Released date –  08/05/2015.
G890AUCU2AOF3
  • 5.0.2 Lollipop update
  • added with security enhancements
  • Find My Mobile
  • Reactivation Lock enhancements.
  • Released date –  07/29/2015
G890AUCU1AOE9
  • Android 5.02 Initial released
  • (This firmware cannot be installed on top of any Android 5.1.1 update) – OE9 (link)

Read our safety guideline on how to install the stock firmware: How to Safely Unroot Galaxy S6, Restore Back to Stock Firmware

These firmware packages can only be used exclusively for Galaxy S6 Active SM-G890A , the AT&T variant. These stock firmware cannot be used on other Galaxy S6 models as it may result into undesirable outcomes. You might check and confirm which version of Galaxy S6 you have according to its model number. This is a very important part especially for beginners, that is because each specific Galaxy S6 models uses different firmware builds.

To do this just simply dial this code on the keypad *#12345# or by going to the Home > Apps > Settings > About Device> then look for the Model number along with general system information of your phone.