How To Install Android 4.2.1 Jelly Bean on T959 Samsung Vibrant via Hellybean Rom

The T-Mobile branded Galaxy S that known as Samsung Vibrant T959, can now be upgraded to latest Android 4.2.1 Jelly Bean. Samsung Vibrant Who don’t like to see latest OS running on their smartphone specially when the device is capable. Samsung Vibrant is powered by a 1 GHz Cortex-A8 processor as well as have 512MB of RAM which make it capable to run Android 4.2.1 Jelly Bean. So, if you feel bored with outdated Android 2.3.6 Gingerbread official stock firmware and want to try something better then you can try custom ROM Helly Bean that can upgrade your Samsung Vibrant T959 to latest Android 4.2.1 Jelly Bean.

Few notable Android 4.2.1 Jelly Bean features are multi-user support, gesture typing, new quick settings option, lock-screen widget, new camera app, photo sphere, improved Google Now, new daydream feature, miracast display and more.

Note: This Helly Bean Android 4.2.1 Jelly Bean based ROM is a preview build and may contain bugs and issues. All issues will be resolved as development progress. Helly Bean ROM build on CM10.1 source but comes with many additional customization.



This tutorial is only for Samsung Vibrant, model number T959. 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


  1. Make sure your device have at least 80% battery power. [How to Check Battery Percentage in Android Phones]
  2. Backup your EFS Folder. [Guide]
  3. You already have USB Driver Installed for Samsung Vibrant T959 in your PC. [Download USB Driver]
  4. Make sure USB Debugging is enabled. [Guide]
  5. Your device is rooted [Guide] and have ClockworkMod Recovery Installed [Guide].

If you done everything that we mentioned above then you are ready to move the next page of this guide where we compile an easy to follow step-by-step guide on how to flash Android 4.2.1 Jelly Bean preview ROM for Samsung Vibrant T959.

Pages: 1 2