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SamMobile found a way to update Android 4.1.1 Jelly Bean OTA update for the Galaxy Tab 2.7.0 (GT-P3100) for India, this update unfortunately isn’t available to anyone, but exist one way to get this update before, if you want to give Samsung’s Die Hard fans a taste of Jelly Been before the official release.

This update it’s a really helpfully for 3rd party Android Developers(CyanogenMod Team), to testing and adding new optimizations for their Android 4.1.1 Jelly Bean customs ROM’s for the Galaxy Tab 2 from Samsung.

Ota firmware details : Android 4.1.1-JRO03C operating system, PDA: P3100DDBLI1, India(INU) country, it’s build in September 8, 2012, and have 295.2MB size, OTA updates wants a specific OTA updates’ need a specific base firmware on which they can be flashed upon and are flashed through the stock Samsung Recovery.

A condition for this update is This P3100DDBLI1 Android 4.1.1 Jelly Bean OTA updates have need of the user to be on P3100DDBLH3 firmware.

Attention! It’s very important to make sure you perform a backup of all your data before attempting to install this!

First step on flashing the OTA Update is to make a backup of your all data, the second step it’s to download the Base firmware necessary by the OTA Update, P3100DDBLH3 -download it from here, after this unzip the file.

Go to open Odin 3.04 (If you don’t have it you can download it from HERE), restart your device into download mode, for make this press power button plus volume down.

Connect phone and wait until you get a yellow/blue sign in Odin software interface, after this step add the updateP3100DDBLH3_P3100ODDBLH1_P3100DDLG1_HOME.tar.md5 to PDA, verify re-partition is NOT ticked, Start flash, don’t touch anything and wait a few minutes.

Go to Download the P3100DDBLI1 OTA Update (Download it from HERE), and after copy the P3100DDBLI1 OTA Update in your External SD Card.

The next step is to restart device in Recovery Mode( for make this press Power Button plus Volume Up button in the same time) then in menu Select Apply update from External Storage, browse to the OTA update and flash it. In this update process when OTA update is flashed perform “Wipe Data/Factory Restore”, will format your internal SD Card) The final step is to reboot your device.

source: sammobile