Update Samsung Galaxy S with Paranoid Android 4.1.2 JZO54K Custom ROM [Tutorial]
Update Samsung Galaxy S with Paranoid Android 4.1.2 JZO54K Custom ROM [Tutorial]

Samsung Galaxy S owners can now update their smartphones with the Paranoid Android 4.1.2 JZO54K custom ROM, which offers a combined tablet/smartphone User Interface (UI). This is a custom ROM based on the Android Open Source (AOSP) release of Android 4.1 (Jelly Bean).

Galaxy S owners looking to install the ROM may follow this tutorial but IBTimes UK reminds readers it will not be held responsible for damage to the device during installation. Remember this guide works only with the international version of the Galaxy S (I9000).


  • Ensure device has at least 80 percent battery charge
  • Enable USB debugging
  • Ensure all important data is backed-up
  • Ensure device is factory unlocked
  • En sure ClockWorkMod (CWM) Recovery is installedS

To Install Paranoid Android 4.1.2 JZO54K on Galaxy S:

  • Download Paranoid Android 4.1.2 JZO54K ROM and Google Apps package
  • Connect Galaxy S to computer and copy downloaded zip files to device's SD card
  • Switch off device and unplug from computer
  • Enter Recovery Mode (to do so, switch on device while holding Volume Up, Home and Power buttons)
  • Perform data wipe in CWM Recovery and then scroll to and choose Flash Zip from SD Card
  • Navigate to and choose Android 4.1.2 ROM file. Tap Yes to confirm installation
  • Repeat above step to install Google Apps package
  • After completing installation process, go to +++++Go Back and reboot device by choosing Reboot System Now. The Galaxy S will begin booting. The first boot could take up to five minutes

The Samsung Galaxy S should now be running Paranoid Android 4.1.2 JZO54K. This may be verified by browsing to Settings > About Phone.

[Source: Team Android]