Install stock Nougat G891AUCU2BQB2 update on AT&T S7 Active G891A

AT&T has raised it’s head again with the official Nougat update for AT&T Galaxy S7 Active G891A. The anticipation about Nougat for AT&T S7 Active become more and more when it received WiFi certification last month and was seen on GFXBench running Android 7.0 Nougat firmware. Just a day ago the news about S7 Active Nougat update emerge on internet and now detailed firmware update including change log has arrived.

The update carries build number NRD90M.G891AUCU2BQB2 and weighs about 1.58GB. Bringing Android 7.0 Nougat to AT&T S& Active the update is wrapped multiple new features inside it, the popular AT&T address book is now removed, Samsung cloud storage that gives the Samsung Galaxy user with a storage of 15GB for free. Improvements in Doze mode, Samsung Pass and more.

The stock Nougat firmware can be updated via Kies as well, but we recommend you try the OTA update first, go to Settings > About device > Check software updates. We have posted the same tutorial for the other variants of Galaxy S7 firmware so the process remains the same because it has nothing to do with the change build number or Android version, all you need is an Odin tool along the firmware tar and a PC with latest Samsung USB drivers installed on it.

You can also greet welcome to the new firmware using Samsung Kies, here we have posted a guide to update G891AUCU2BQB2 firmware via Kies on AT&T S7 Active SM-G891A.

Firmware details:

Device Name: Samsung Galaxy S7 Active (AT&T)

Model: SM-G891A

Android version: Android 7.0 Nougat

Region: USA

Build Number: NRD90M.G891AUCU2BQB2

Kernel version: 3.18.31-10651105

Android Security Patch Level: February 1, 2017

Release date: March 7, 2017

Size: 1.58GB

Change log: (AT&T)

  • What’s new: Android 7.0 Nougat, Samsung Cloud, Samsung Pass, and App Select enabled in Setup and Transfer
  • What’s changing: Network enhancements and Android device security updates
  • What’s going: AT&T Address Book

How to install Stock Nougat G891AUCU2BQB2 on AT&T S7 Active SM-G891A via Odin

Early preparations:

Your device should be charged 70% at minimum to avoid shutting down during the process.

Enable USB Debugging. Go to Settings > Developer Options > Enable USB debugging

Back up your important data.

Download Odin tool 3.12.3 from this link

Download the latest USB drivers for Samsung from this link and then install them on PC.

Process to install Android 7.0 Nougat UCU2BQB2 update on AT&T S7 Active SM-G891A

It’s the device to turn off your device completely.

Now turn it back on but this time is should reboot into Download Mode, to do so follow this guide

Once in download Mode, follow this guide to update stock Nougat firmware on AT&T S7 Active SM-G891A via Odin.

That’s it! If you have successfully updated Android 7.0 Nougat on AT&T S7 Active SM-G891A via G891AUCU2BQB2 firmware, give us your feedback.

Download stock Nougat G891AUCU2BQB2 firmware for AT&T S7 Active G891A

The above link will be active in a moment till then keep an eye on OTA

Source: AT&T