How to update Samsung Galaxy Express I8730 to Official Android 4.1.2 Jellybean XWAMC4

Samsung Galaxy Express I8730

We have a good news for the Samsung Galaxy Express I8730 users. From now on they can easily update their device with the latest firmware of Jellybean 4.1.2 version of firmware (named XWAMC4). You should know that this is an official release coming from Samsung and it comes with great improvements  such as bug fixes for the Play Store and Camera improvements and also with the Battery mode for a greater battery life. In the case you have no update on your device, you can manually create the Official Jellybean 4.1.2 XWAMC4 Firmware. Rumors say that in the next few months, there will be a version of Jellybean 4.2.2. released for the Samsung  GALAXY EXPRESS. Until then, we invite you to follow our step by step tutorial in order to enjoy the update.

Note: This is an official firmware update coming from Samsung Galaxy Express and you should know that applying this won’t void the warranty of your device or harm your device in any way (unless you follow the instructions wrong). Also, you should know that this is not a custom ROM/ Beta firmware

Before you continue to the actual step-by-step tutorial, you should follow the list of pre requisites in order to make sure your process will be a complete and secure one.

Let’s take them one by one (it is important to follow them chronologically).

First you should backup all your data you want to keep in the Galaxy Express. In case the data gets corrupted or it disappears, you should follow the tips here in order to restore. According to the type of data we have:

  • SMS : use the option “SMS Backup & Restore app
  • Contacts: you should follow the  Sync with the Gmail application,
  • Call Log – use the Call Log and Restore
  • Images, Songs, Videos, Files – copy them to the internal or external SD card
  • APN or MMS Settings – Use the following path: “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names

Next, after you are sure all of your data is backed up accordingly, proceed to enabling the USB Debugging Mode in your computer. You can do this by following the path:  “Settings > Applications > Development > USB debugging”.

Also, you should have your battery charged at least 50%, otherwise you might experience problems such as having to start all over.

Disclaimer: We recommend you to follow the steps accordingly, otherwise you might experience problems with the device and we do not assume any responsibility for any damage you might cause to your device.

Next, if you have completed all the above steps, we can proceed to the detailed procedure of updating your device (Samsung Galaxy Express) with Jellybean 4.1.2 Firmware

Step by step tutorial on how to update your  Samsung Galaxy EXPRESS with the  Jellybean 4.1.2 XWAMC4 Firmware:

Step 1: You should have the Firmware Package of Jellybean and the Odin installed on your computer. You can follow the links provided:  Jellybean 4.1.2 XWAMC4 Firmware Package and Odin  in order to save them in your computer. Save them on an easy to be accessed partition – for instance desktop.Next, open the Odin tool on your computer and be sure you have the KIES installed in your system, as the drivers should be on the computer.

Step 2: Now you should boot the device in Download mode. For this, the Galaxy Express should be turned off. In order to enter the download mode for this device, press and hold the volume down button and the home key button  (which is the middle button). At the same time switch on the device. The moment you see the Green robot which shows the download mode, press the volume up key in order to confirm.

Step 3:After your Galaxy Express has entered the  Download Mode, connect the phone to the computer using a USB cable in order to see the ID COM section in Odin turning Yellow / Green. The COM section color change of ID will indicate that the needed drivers are installed accordingly.

Step 4: Now you should Click on the  ”PDA” option in ODIN in order to select the tar file  which will help you extract the firmware package. There you have to click start and the process of firmware update will initialize.

Step 5: After 4-5 minutes the update will apply. You will recognize the moment, as the device will be automatically rebooted.

Note: If the device gets  into boot loop sequence or it simply gets stuck in the welcome screen, you should insert the battery and follow the instructions starting with step 1.

You can check if the firmware update has been successfully applied by using the following path:Settings > About Phone > Firmware Version”. The displayed firmware version should be   Jellybean 4.1.2 XWAMC4

If you have already tried this, please share your impressions with us through the comments section below.  If you have experienced any problem, let us know as you might be helpful to other users also.