Update Galaxy S9 Plus Sprint to Android 8.0.0 Oreo Firmware

June 18, 2023

Samsung releases an official Android 8.0.0 Oreo firmware update for Samsung Galaxy S9 Plus Sprint smartphone. In this guide, we’ll discuss a step by step process on how to manually install this OS on your smartphone.

This Android Oreo Stock ROM comes with a product code SPR from USA (Sprint) and firmware version G965USQU1ARBG. Since the update is being rolled out via OTA, it may take a while for the Galaxy S9+ Oreo update to go live for all users in the United States.

Galaxy S9 Plus Sprint Android 8.0.0 Oreo firmware
Galaxy S9 Plus Sprint Android 8.0.0 Oreo firmware

How to Install Samsung Galaxy S9 Plus Sprint Android 8.0.0 G965USQU1ARBG

This is the latest April 2018 update which comes with various improvements in the overall performance and some newly added features as well. Note that this is an official Stock ROM (OTA Update) from Samsung and is not any kind of third party unofficial custom ROM.

Firmware Details

  • Model: SM-G965U
  • Model name: GALAXY S9 PLUS
  • Country: USA (Sprint)
  • Version: Android 8.0.0 Oreo
  • Build date: 02 April 2018
  • Product Code: SPR


The steps mentioned below are risky. If you are not aware of the things discussed here, we recommend to stop right here. If any damage happens to your Galaxy S9+ while following this guide, then we should not be held responsible for that.


This Android 8.0.0 SQU1ARBG Oreo firmware is only for Samsung Galaxy S9 Plus (Sprint) with the model number SM-G965U. Installing this firmware update on any other device or variant might brick your phone. Confirm your device model number from Homescreen > Menu > Settings > About Phone before moving further.


  • Charge your Galaxy S9+ to a minimum of 60%.
  • Backup your important data including contacts, apps, messages, call logs, notes, etc.
  • Install Samsung USB drivers on your computer to detect your phone when connected via USB cable.
  • Enable USB debugging mode from the mobile settings.
  • (Optional) Temporary disable all the security tools as well as antivirus on your PC.



Android 8.0.0 SQU1ARBG

Samsung Firmware Installation Guide

Now that you’ve downloaded the latest update, it is time to install it on your device. Follow our guide given below to flash the Android 8.0.0 update.


Finally! This is how you can install the latest official Android 8.0.0 SQU1ARBG Oreo firmware on Samsung Galaxy S9 Plus Sprint SM-G965U. You may verify the same from Menu > Settings > About Phone. For any queries related to this guide, kindly drop down your comments below.

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