G930AUCS4BQL1 AT&T Galaxy S7 edge Nougat Firmware

Stock Firmware G930AUCS4BRA1 for AT&T Galaxy S7 SM-G930A. This firmware operating system version is Android 7.0 Nougat and were officially released on January 2, 2018.
  • Device: Galaxy S7 SM-G930A
  • Android version: 7.0 (Nougat)
  • Baseband version: G930AUCS4BQL1
  • Kernel version: 3.18.31-12564870
  • Build number: NRD90M.G930AUCS4BQL1
  • Android security patch level: 2017-11-01

Stock Odin tarball and SDcard/ADB Sideload packages
Stock Odin3 flashable[Link]
SDcard/ADB SideloadFrom G930AUCU4BQK2 to G930AUCS4BQL1 [Link]

Important Note: Always use the latest firmware updates as includes but not limited to, new or enhanced Apps and Features,  device stability, fixes and resolves known issues, additional improvements to the device performance such as camera, data connectivity, audio and video quality, and various system improvements.   You may check the newer firmware version here: Galaxy S7 SM-G930A (AT&T) Stock Firmware

Using a Stock firmware: How to Use Stock Firmware

Read the Full Guide: How to Restore Back Galaxy S7 and S7 Edge to Stock Firmware

SD card/ADB Side load Instructions:

Simply drop the stock OTA update file into the SD-Card. Next reboot the phone into Recovery mode  (press and hold Volume Up+Home + Power buttons). Select apply update from SDcard, then tap install update. Wait until the phone restart on it’s own, that’s it!

Odin3 Flashing Procedures:

  • Recharge the phone or it should have at-least 50% remaining power.
  • Backup all important data stored in the phone's memory, such as contact, messages, music, videos, pictures, documents, and more.
  • Grab these tools:
    Odin3 Multi-flasher
    - Samsung smartphones USB driver.
  1. Extract the firmware package.
  2. Extract and run Odin3 multi-flasher .
  3. Reboot the phone in Download Mode (press and hold Home + Power + Volume Down buttons)
  4. Connect the phone to PC and wait until the recognized the phone
  5. Load the firmware file:
    - Single file - load in the AP button
    - Multiple packed  - load each file in Odin3's designated slots, such as AP, BL, CP, and CSC button
  6. Make sure re-partition is NOT ticked.
  7. Click the Start button, wait for a couple minutes until the installation finishes.

You may also perform the factory data reset to obtain a fresher and cleaner firmware installation. Doing so after every new update is installed will get rid of lag issues.