Official Android 4.0.3 ICS Firmware for Sony Ericsson Xperia Arc & Arc S

The official Android 4.0.3 ICS firmware update was rolled out for the Sony Ericsson Xperia Arc and Arc S just recently. It is yet to be released in all countries of the world, so in case, if you have not received and now want to install it manually on your device, then here is an excellent guide for you. This is an official ICS firmware which was rolled out for the Sony Ericsson Xperia Arc S but also does work perfectly on the Xperia Arc. So, now if you want to install this official Android 4.0.3 ICS firmware on your Xperia Arc and Arc S, then here are the steps you will need to follow :

Pre-Requirements for Installing this Official Android 4.0.3 ICS Firmware on Sony Ericsson Xperia Arc & Arc S

• Keep in mind that this firmware works with only Sony Ericsson Xperia Arc and Arc S. So, confirm that you are using any of these devices before heading to install this firmware on your phone.
• Backup your phone’s data, contacts, messages, logs & settings before going to install this ICS firmware on your device.
• Install your device drivers on the desired computer.
• Charge your phone’s battery up to at least 50%.
• Turn on USB debugging on your phone from here - Settings > Applications > Development > USB Debugging.
• Deactivate or uninstall your phone’s installed antivirus or firewall.

How to Manually Install Official Android 4.0.3 ICS Firmware / ROM on Sony Ericsson Xperia Arc & Arc S ?

• Download the latest version of Flash tool on your computer and install it up straight away.
• Now, download the official Android 4.0.3 ICS Firmware Package for your Sony Ericsson Xperia Arc and Arc S.
• Right after that, extract the downloaded .zip file of the firmware so as to get the main image file of the ROM.
• Now, copy the file having .ftp extension from the folder in which you had extracted the files of the firmware package, and paste it into this directory – “C:/Flashtool/Firmwares“.
• Now open Flash tool on your computer.
• Now, just select “File Option” and then “Flash Mode”.
• Along with that, tick mark these options as well – “Wipe User Data”, “Wipe Cache“ and “No Final Verification Check“.
• Once you have marked all these options, just click on the “OK” button.
• You will now be prompted to connect your phone with the computer.
• So, just turn off your phone, connect it with the computer using a USB data cable and hold the “Back” key for a few seconds.
• Now, the desired ICS firmware will be installed on your phone within a few minutes.
• Just disconnect your phone from the computer once the installation process is completed.
• Now, restart your phone to see the newly installed firmware.

That’s all buddy, you have done it. This official Android 4.0.3 ICS firmware or ROM has now been successfully installed on your Sony Ericsson Xperia Arc or Arc S without having any problem. If you have any further query or question regarding this tutorial, then just do let us know about it in the comments’ section of  this article.