Sunday, September 23, 2012

How to Root Xperia Ray ST18i ICS 4.0.4 (4.1.B.0.587)

This post contains how to root Xperia Ray ST18i ICS 4.0.4 (4.1.B.587) with the use of DooMLoRD Toolkit.

  • For Windows only
  • Root your device at your own risk
  • First, read well and then follow instruction as it is.

Pre Requirements

  • Flash the Kernel of 4.1.A.0.562
    • Download the Kernel - Click Here
    • Download the Flash-Tool and Install (If you have not install flash-Tool drivers first you have to install it - \FlashTool\drivers\FlashTool-drivers.exe )
    • Then, put ST18i_4.1.A.0.562_kernel.ftf (Downloaded in 1) into the \FlashTool\Firmwares
    • Then open FlashTool.exe, Click on the Flash Button and select Flash Mode.
    • Select Ray and Press OK.
    • Then follow the instruction give by the software to connect the phone to the PC.
    • Then you have to connect the device to PC (Make sure that device is switched off [remove battery may be]. First Plug the cable to the device and then plug USB to the PC while press and hold volume down key) (If the device connected correctly, a green led will show up)
  • After finishing flashing kernel, disconnect the cable and restart the Device. (You might get some errors after rebooting, it is normal, and it will be fixed after next step.
  • Root your device with DooMLoRD’s Tool – More Click Here
  • Re flash the kernel (4.1.B.0.587)
    • Download the Kernel – Click Here
    • Now flash the kernel by Follow 3 to 6 in the 1st step.
    Now your device is rooted.
    Thank You.
    Special Thanks to - DoomLoRD, OverLo4d (for his tutorial in Arc/S section)


      1. thanks a lot! this z awesome

      2. 've done the upgrade 4.1.b.0.587, if you want to root using this method can or not???

      3. I've done the upgrade 4.1.b.0.587, if you want to root using this method can or not???

        1. Yes you can.. just follow these instructions.

        2. hi Dhanushka please help me. i cant downgrade my kernal from 4.1.B.0.587 to 4.1.A.0.562

      4. i will try..thanks dude...a good explaination and easy to understand

      5. i followed the above instructions step by step, but i could not downgrade from 4.1.B.0.587 to 4.1.A.0.562

        1. excuse me!I was wrong! there is no works fine. tank you! :)

        2. how did you resolve this problem?

        3. how did you resolve this problem?

      6. I have followed every step. But i cannot find any Superuser app after the whole process. Why so? So I guess the rooting was not successful.

        1. Yes. Rooting wasn't successful. What is your firmware version?

        2. Mine 0.99
          The problem is same

      7. Really sorry for leaving such a comment here. It was an error on my part. (some problem with the adb drivers). This method is working. Thanks!

      8. bro! i did also the instruction when i downgrade it to 562 it doesn't change still i have 587 how did you do it i mean the downgrading part??

      9. It happened the same to me, after the downgrading part i still had the 587.
        I followed the guide till the end anyway and it worked!

      10. can anybody help me i cant downgrade.

      11. i follow all steps but i cant down grade to 4.1.A.0.562 my frimware version is 4.1.a.0.587

      12. I've failed to root my xperia ray, this is my log.
        But my build version still 4.1.B.0.587, even after i flash it again.

        Advice please..

        28/056/2013 16:56:17 - INFO - <- This level is successfully initialized
        28/056/2013 16:56:17 - INFO - Flashtool Version built on 2013-01-09 19:49:47
        28/056/2013 16:56:17 - INFO - You can drag and drop ftf files here to start flashing them
        28/056/2013 16:56:21 - INFO - Device disconnected
        28/057/2013 16:57:33 - INFO - Device connected with USB debugging off
        28/057/2013 16:57:33 - INFO - For 2011 devices line, be sure you are not in MTP mode
        28/057/2013 16:57:34 - INFO - Device connected with USB debugging on
        28/057/2013 16:57:35 - INFO - Connected device : ST18
        28/057/2013 16:57:35 - INFO - Installed version of busybox : BusyBox v1.18.5 (2011-07-18 07:43:28 PDT) multi-call binary.
        28/057/2013 16:57:35 - INFO - Android version : 4.0.4 / kernel version : / Build number : 4.1.B.0.587
        28/058/2013 16:58:11 - INFO - Selected ST18i_4.1.A.0.562_kernel.ftf
        28/058/2013 16:58:11 - INFO - Preparing files for flashing
        28/058/2013 16:58:11 - INFO - Please connect your device into flashmode.
        28/058/2013 16:58:20 - INFO - Device disconnected
        28/058/2013 16:58:46 - INFO - Device connected in flash mode
        28/058/2013 16:58:46 - INFO - Opening device for R/W
        28/058/2013 16:58:46 - INFO - Reading device information
        28/058/2013 16:58:46 - INFO - Phone ready for flashmode operations.
        28/058/2013 16:58:46 - INFO - Current device : ST18i - CB511V3B4Q - 1251-7710_R1I - 1248-9545_4.1.A.0.562 - WORLD-i_4.1.B.0.587
        28/058/2013 16:58:46 - INFO - Start Flashing
        28/058/2013 16:58:46 - INFO - Processing loader
        28/058/2013 16:58:46 - INFO - Checking header
        28/058/2013 16:58:46 - INFO - Flashing data
        28/058/2013 16:58:49 - INFO - Loader : S1_Loader_Root_773f - Version : R4A066 / Bootloader status : ROOTABLE
        28/058/2013 16:58:49 - INFO - Processing kernel.sin
        28/058/2013 16:58:49 - INFO - Checking header
        28/058/2013 16:58:49 - INFO - Flashing data
        28/058/2013 16:58:52 - INFO - Ending flash session
        28/058/2013 16:58:52 - INFO - Flashing finished.
        28/058/2013 16:58:52 - INFO - Please unplug and start your phone
        28/058/2013 16:58:52 - INFO - For flashtool, Unknown Sources and Debugging must be checked in phone settings
        28/058/2013 16:58:52 - INFO - Device connected in flash mode

      13. Same here. FlashTool says everything went ok but when I restart the phone it hasn't downgraded and I'm still on 4.1.B.0.587.

        Any suggestions?

        1. bt continue the rest step. rooting will be done..

      14. waste of time.. my phone is still the same.. its not rooted

      15. xperia ray dont even have the hard back button,according to the flash tool i need to click it but it only have soft button,the only hard button is the power on, and the volume up and down.any advice?

      16. press & hold volume down button

      17. Where is FlashTool-drivers.exe? Where can I get ADB driver? If I disconnect phone while flashing progress, will my phone work?

      18. @Sumanta Adhikari
        see this it may help you

      19. after flashing again with 4.1.B.0.587 kernel the superuser remain, but according to root checker and flashtool my xperia ray is not rooted anymore. failed

      20. Hi,
        I have flashed my xperia ray to 4.1.A.0.562 but after flashing phone does not start up. Please advice

      21. cannot download flashtool from the given link.. any other links??

        1. Link is working perfect. It is going to XDA Developers site. From there you can download the file.

      22. everything was succesfull but i cant install cwm recovery because root is required. as if I did't do nothing.. Help please!!! Thanks

      23. thanks a ton mate. good work :)

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      25. hi everybody .... plz help ... Light in my phone became blue color does not turn off even if the battery removed, after it was originally green when the charger?