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How to: Root Samsung Galaxy S2 (GT I9100) on Gingerbread 2.3.5 XWKI8 Firmware

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Most of you will have a branded Samsung Galaxy S2 of one of the many global Networks.

I myself am on Three (UK). I am eagerly anticipating the release of Ice Cream Sandwich (ICS) for the device; unfortunately this won’t arrive until at least quarter 2 of 2012.

Last night I randomly decided to try to update my phone, and was surprised to find that Gingerbread 2.3.5 was available.
Initially I tried to update via Wireless, but that failed so tried via Kies, which was strait forward.

With the upgrade I realised that I had lost my root access when trying to use DroidWall. Which brought me on the great Google hunt
for a root solution. Here it is:

#Disclaimer:

Please note that we should not be held liable or responsible in any manner if anything wrong happens to your device which is the most unlikely if you follow the instructions as prescribed in the due course of this article. It’s very important to follow the instructions or else the phone may even get bricked.

What you need:

  1. Samsung Galaxy S2 on Gingerbread 2.3.5 XWKI8 (to check this: Click on Settings > About Phone >
    • Android Version :2.3.5
    • Build Number: Gingerbread.XWKI8
  2. 01 – Odin3 V1.0 Tool
  3. 02 – GT-I9100_NEE_I9100XWKI8_I9100OXXKI2_I9100XXKI4
    (The Firmware)
  4. USB Data Cable
  5. Make sure your Phone is fully charged!
  6. Backup Apps:

 

1. Charge your phone up.

2. Backup all your files either by using the above apps or by using your favored apps. There is a small risk that you could lose the data on your phone or even brick it. Don’t forget to include backups of the apps that hide information too.

3. If you haven’t done so, download the 2 files above and extract the Odin3 V1.0 Tool (leave 02 –
GT-I9100_NEE_I9100XWKI8_I9100OXXKI2_I9100XXKI4.tar as it is).

4. Run the Odin Tool (it doesn’t need to install).
01 Odin for XWKI8 150x150 How to: Root Samsung Galaxy S2 (GT I9100) on Gingerbread 2.3.5 XWKI8 Firmware

5. Turn your phone off.

6. Start the phone in the ‘Download mode’-
Press and hold Volume Down button + Home button + Power button (It helps to hold down the volume down button, then the home button then the poer off button together).
02 Galaxy S2 I9100 Download Mode 150x150 How to: Root Samsung Galaxy S2 (GT I9100) on Gingerbread 2.3.5 XWKI8 Firmware

7. The phone will restart in the Download mode and look like:
03 SGS2 Odin Download Mode 01 150x150 How to: Root Samsung Galaxy S2 (GT I9100) on Gingerbread 2.3.5 XWKI8 Firmware

8. Now connect the USB cable to the phone from the PC running Odin. After a short while Odin will show the phone is connected and the first yellow box will show ID:COM:
04 Files Extracted XWKI81 150x150 How to: Root Samsung Galaxy S2 (GT I9100) on Gingerbread 2.3.5 XWKI8 Firmware

9. Click on the ‘PDA’ Button and find the firmware file
’02 – GT – I9100_NEE_I9100XWKI8_I9100OXXKI2_I9100XXKI4.tar’
,
this will load the file into Odin. Make sure ‘Re-Partition’ is unchecked.
05 Select Files in XWKI8 Odin 150x150 How to: Root Samsung Galaxy S2 (GT I9100) on Gingerbread 2.3.5 XWKI8 Firmware

10. Click on ‘Start’. The phone will automatically restart. and Odin will show Green – Passed. 06 rootedOdinscreen 150x150 How to: Root Samsung Galaxy S2 (GT I9100) on Gingerbread 2.3.5 XWKI8 Firmware

11. Download the ‘Root Check’ App, this will tell you if your phone is rooted.

And you’re done!

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Written by BAM

December 7th, 2011 at 7:55 pm

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