UBAMB3 Android 4.1.2 For Galaxy Grand I9080L Latest Official Firmware

The latest official firmware UBAMB3 Android 4.1.2 Jelly Bean for Single SIM Galaxy Grand I9080L is now available for download. Users in Peru can already grab this firmware update from Samsung KIES, for those who have not received this update yet can follow our easy guide below to update your Galaxy Grand I9080L to this latest firmware. I9080LUBAMB3 Jelly Bean is more of a bug fix and regular maintenance update. You can install UBAMB3 Android 4.1.2 Jelly Bean on Galaxy Grand I9080L using our detailed tutorial below. Please note, this is ODIN flashable firmware and not CWM recovery flashable. You can always root UBAMB3 Android 4.1.2 using proper root method later. It’s always advisable to update device to latest available firmware version. Official firmware is also good option to unroot Galaxy Grand I9080L or unbrick Galaxy Grand I9080L if brick happen because of software issue.

In this article we will guide you to install I9080LUBAMB3 official firmware update in Samsung Galaxy Grand, model number I9080L. For this, we will use a tool called ODIN that will help us to flash the stock 4.1.2 Jelly Bean firmware in Galaxy Grand I9080L. However, in this process you may lose all your existing installed apps and personal settings. You should follow this guide carefully to properly backup your data that you can restore later.


Android 4.1.2 UBAMB3 Firmware Details:

Version: 4.1.2
Date: February, 2013


This tutorial is only for Galaxy Grand, model number I9080L. Don’t try this guide in any other Android device. Check your device’s model number in: Settings » About phone. Also, we are not responsible for any damage caused due to the instruction given in this page. Try this at your own risk. Although, it is very unlikely that your device will be damaged if you follow all the instructions as it is which are mentioned in procedure.

Pre Requisites:

Backup your data first using below mentioned instructions, so that if you lost any data you can recover it easily.

SMS & Call LogUse SMS, MMS & Call Log Entries Backup & Restore App
Contacts & SettingsUse Android default backup options.
Images, Songs, Videos, Files – Copy to Internal/External SD card.
APN and MMS Settings – Note down from the path “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names
WhatsApp MessengerManually Backup WhatsApp Messenger Data.


  1. Make sure your device have at least 80% battery power, otherwise your device may see a hard brick if device turn off during installation. [How to Check Battery Percentage in Android Device]
  2. Backup your EFS Folder to save IMEI number and other important data. [Guide]
  3. You already have USB Driver Installed for Galaxy Grand in your PC. [Download USB Drivers]
  4. Make sure USB Debugging is enabled otherwise you won’t able to transfer file between PC and mobile. [Guide]
  5. This installation guide use ODIN utility which work only in Windows OS. If you use Linux OS (such as Ubuntu) or Mac OS then use CrossOver Utility to run ODIN in your OS.

If you follow everything that we mentioned above, you are ready to move into next page of this guide where we summed up detail instruction on how to flash Jelly Bean UBAMB3 Android 4.1.2 official firmware update for Galaxy Grand I9080L.

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