galaxy_s_ii_SC_large_secondThis is the update page for Galaxy S II I9100 from China to Android 4.1.2 I9100ZCLSH. You can update your Galaxy S II I9100 to the latest Android 4.1.2 I9100ZCLSH using Samsung Kies or via OTA. However, you can also manually update your Galaxy S II I9100 from China using Odin.

The firmware details are PDA: I9100ZCLSH, CSC: I9100OZHLSH, Version: 4.1.2, and this only works for Galaxy S II I9100 from China. The code I9100OZHLSH represents the country code for update I9100ZCLSH. It is important to keep your Galaxy S II I9100, I9100OZHLSH  updated to Android 4.1.2 I9100ZCLSH because the update fixes bugs and increases overall performance.

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!!Important. Manually updating your Galaxy S II I9100 from China using I9100ZCLSH_I9100OZHLSH_CHN.zip is not the official procedure for update I9100ZCLSH and there are risks that you need to understand. We do not recommend you manually update your device, but if you do, it’s on your own risk.

Downloads: Android 4.1.2 (I9100ZCLSH_I9100OZHLSH_CHN.zip) and Odin v3.07

Pre-Requisites: Drivers for Galaxy S II I9100 installed on PC & USB debugging activated (Settings>Developer options>USB debugging)

You can now follow the steps to manually install Android 4.1.2 I9100ZCLSH on your Galaxy S II I9100 from China.

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What's my model number?

There are several ways to locate your model number:

Option 1
On your device, go to Settings, then "About device" and scroll down to "Model number"
Option 2
Often times you can view the model number inside the device, by removing the battery
Option 3
Using Samsung's model/serial number location tool