Samsung Updates

Download and Install AT&T Galaxy S7 Active G891AUCS4CRJ1 October 2018 Security Patch

Download and Install AT&T Galaxy S7 Active G891AUCS4CRJ1 October 2018 Security Patch (OTA Update): A new update is being released for the Galaxy S7 Active in The US region. Finally, Samsung has started rolling out the G891AUCS4CRJ1 October update for all the AT&T Galaxy S7 Active. This is an incremental update which brings the latest security patch from Google, so it is highly recommended to install the update to be on the safer side. The update is based on Android 8.0 Oreo.

The OTA has been rolled out in The US and only available for AT&T users. This update comes with the latest security patch update which was released by Google in October Security. The update comes with build number G891AUCS4CRJ1. The update brings some bug fixes which were available in the previous build. It also brings stability and performance improvements. Thus, you should download and install the update to your AT&T Galaxy S7 Active which will come as an OTA update to your phone.

This update is only rolling out for AT&T Galaxy S7 Active devices. If you are AT&T Galaxy S7 Active user, you October have received the October Security Security Patch OTA  update notification on your device. We highly recommend you to install the update to be on the safer side. Android system should be updated to the latest build to stay safe from the malware attacks.

AT&T Galaxy S7 Active G891AUCS4CRJ1

  • Device Name: Galaxy S7 Active (AT&T)
  • Model: SM-G891A
  • Android version: Android 8.0 Oreo
  • Build Number: G891AUCS4CRJ1
  • Android Security Patch Level: 1 October

Manually Update AT&T Galaxy S7 Active to G891AUCS4CRJ1 October 2018 Security Patch

You can manually check for the update from Settings > Software update >Download updates manually. If there is no update showing on your device, then wait for few days for the update to come to your device as it is being released phase-wise manner.


Check the Sammobile website to get the latest firmware for your device.

How To Install AT&T Galaxy S7 Active G891AUCS4CRJ1 October 2018 Security Patch OTA Update

AT&T Galaxy S7 Active G891AUCS4CRJ1 October 2018 Security Patch

  • First, download the firmware file from the download section above
  • Now  Enter the recovery mode on your device, then follow the linked guide below to Install Security Patch Update On AT&T Galaxy S7 Active
    • If you want to sideload the OTA then follow the guide below
    • If you want to Install the Full Firmware File then follow the guide given below (Odin Method)

If the installation is successful, you will see the message Pass in the Log Tab.

Note: Before installing the updates, make sure your device is connected to a good wifi and your device has more than 50 percent battery life remaining

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RMG Staff

Rootmygalaxy a.k.a RMG is one of the biggest Android Guide websites which has been serving for last 4 years. The site gets avg. 1.5 million views per month These Posts are done by RMG Team Members.

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