Update Huawei Ascend G300 to Android 4.0 ICS Firmware Official OTA Method

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Huawei Ascend G300 can now be updated to the latest Android 4.0 ICS (Vodafone B936) from Gingerbread (Vodafone B892). Android 4.0 Ice Cream Sandwich offers a whole lot of new features and a new UI. You can update Huawei Ascend G300 to Android 4.0 ICS using the official OTA method on your device. No root or custom recovery is needed.

As you continue reading below, we will guide you through the entire process of how to update Huawei Ascend G300 to Android 4.0 ICS (Vodafone B936) official firmware. We have covered all the steps you need in the tutorial below. Please make sure you backup all your apps as this firmware upgrade could delete all your personal settings, data and apps. Let’s continue with the tutorial below.

Disclaimer: All the tools, mods or ROMs mentioned below belong to their respective owners/developers. We (TeamAndroid.com) or the developers are not to be held responsible if you damage or brick your device. We don’t have you on gun point to try out this tutorial ;-)

Make sure you have installed all your USB drivers for the Huawei Ascend G300 to connect it with the computer. Download Huawei Ascend G300 USB drivers! Apart from just the USB drivers, there are a few more things that you need to take care of.

1. You need to enable USB debugging mode. This helps to connect your Android phone with the PC. See here: How to Enable USB Debugging.

2. Your phone battery should be 80-85% charged. If your phone goes off suddenly because of battery, during flashing ROMs or installing mods and updates — your phone might go dead permanently. See here: How to Check Battery Percentage.

3. Backup all your important data that you might need as soon as your flash a new ROM, or make a backup for just in case, you never know when anything might go wrong. See below on how to backup data:

Data can also be backed up using Samsung KIES for their devices, but if you backup data manually, you get more options what top choose from and it is very easy to move data across Android devices from different manufacturers, i.e moving Samsung Galaxy Note backup data to HTC One X.

4. Your phone should be factory unlocked. Additional instructions for locked Android devices will be added in the tutorial for unlocking devices.

Now, let’s proceed with the tutorial on the next page and update Huawei Ascend G300 to Android 4.0 ICS (Vodafone B936).


  • saurabh

    I dont see any update of firmware as mentioned in STEP 3

    • http://www.harisnadeem.com Haris Nadeem

      What is your current firmware build?

  • siddhesh keer

    the dialer is non working….it shows a error massage,
    “unfortunately contacts stopped” but phone book is working fine…