Update Sony Xperia M2 D2303, D2306 To Official Android 4.4.2 KitKat 18.3.C.0.37 Firmware

Xperia M2 LTE  and LTE A with the model number D2303 and D2306 has started receiving a new Android update. Surprisingly this update is based on Google’s all new Android 4.4.2 KitKat and the build number is 18.3.C.0.37. Xperia M2 initially ran on Android 4.3 Jelly Bean and despite being busy with Sony’s next flagship, the Xperia Z3, Sony is still managing to bring all the latest updates for its existing devices on time.

The new update is rolling out to different users through OTA or through Sony PC companion and as usual, these updates will hit different regions with some variations in the time. For Android enthusiasts, who can’t wait for the update to reach through OTA or through Sony PC companion, the only way to install the latest firmware in this case it flash the ftf file through Sony Flashtool.

We’ve found and compiled up the generic/unbranded firmware ftf files, the Android 4.4.2 KitKat with the build number 18.3.C.0.37 and compiled up a complete guide in the succeeding post that will help you to get your device running this official firmware. Let’s go through the firmware details and then head towards the installation guide.

Xperia M2 Software Update


Early Preparations:

1. This is only for Sony Xperia M2 Dual D2303 & D2306!

This ROM is only for the device mentioned above. Make sure that your model number matches the one listed above. To do so, go to Settings > About Device on your device and see your model number. Flashing this firmware on any other device will result in bricking it so make sure that you meet this requirement first of all.

2. Battery should be charged at least over 60%.

Make sure that your battery is charged enough to complete the flashing process. In case your battery is low and your device goes dead during the flashing process, you may end up soft bricking your device as it won’t complete the flashing process.

3. Backup everything!

Just to be on the safe side, you may consider backing up each and everything from your Android device. This is highly recommended so that in case anything goes wrong, you still have the access to all of your data and you can restore it immediately. You may backup everything as listed below.

4. Enable USB Debugging Mode on your device.

Enable USB debugging mode on your device. To do so, tap settings>developer options>USB debugging. If you can’t find developer options in settings, then tap settings > about device and tap “Build Number” for 7 times and you’ll get em’ activated under settings.

5. Install and setup Sony Flashtool.

You must have installed Sony Flashtool. Find the full guide here.After installing Sony Flashtool, open the Flashtool folder from the drive where you installed it.Now open Flashtool>Drivers>Flashtool-drivers.exe and install the Flashtool, Fastboot & Xperia M2 drivers from the list. [Important]

6. Use OEM data cable to establish connection.

Make sure that you use the phone’s original data cable to establish connection between your phone and the PC. Using a different data cable might result in interrupting the firmware installation.

Xperia M2 D2303 D2306 Android KitKat

How To Install Android 4.4.2 KitKat 18.3.C.0.37 Official Firmware On Sony Xperia M2 D2303/D2306:

    1. Before moving forward, please make sure that you’ve read the pre requisites and ensure that you are set to go ahead.
    2. Download the latest firmware Android 4.4.2 KitKat 18.3.C.0.37 FTF file.
      1. For Xperia M2 D2303 [Customized SG | Generic/Unbranded]
      2. For Xperia M2 D2306 [Customized US | Generic/Unbranded]
    3. Copy the file and paste in Flashtool>Firmwares folder.
    4. Open Flashtool.exe now.
    5. Hit the small lightening button on the top left corner and select Flashmode.
    6. Select the FTF firmware file that you placed in the Firmware folder.
    7. From the right side, select what do you want to wipe. Data, cache and apps log, all wipes are recommended, perhaps you may select if you don’t want.
    8. Click on OK, and it will start preparing the firmware for flashing. This may take a little while to load.
    9. As soon as the firmware is loaded, it will prompt you to attach the phone by turning it off and keeping the back key press.
    10. For Xperia M2, Volume Down key will do the job of back key, just turn off your phone, keep the Volume Down key pressed and plug in the data cable.
    11. As soon as the phone is detected in Flashmode, the firmware will start flashing, Do not leave the Volume Down key until the process is complete.
    12. As soon as you see “Flashing ended or Finished Flashing” leave the Volume Down key, plug the cable out and reboot.
    13. That’s All! Congrats! You’ve installed latest Android 4.4.2 kitkat on your Xperia M2. Enjoy

In case you got any queries or face any problems regarding this guide, please feel free to stop by the comment box below and let us know. We will get back to you as soon as possible. Thanks all!

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+Usama M: Ex Farmviller | Android Fanatic | Software Engineer,Founder - TechBeasts.com
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