Xperia S

Manual Update SONY Xperia S with Jellybean 4.2.2 Firmware – Guide

SONY Xperia S can now be updated with the Jellybean 4.2.2 version of Paranoid Android firmware which ropes in the magic of Jellybean. The best part of this firmware is that you no longer need to wait for this update as you can manually apply this firmware update. Unfortunately, SONY still hasn’t disclosed on by when there will be an official firmware update of Jellybean to be launched but as in when it comes we will keep you posted. Though this is the custom ROM firmware, it’s one of the most stable releases and comes with some amazing features.


So, let’s check out on what are the quick pre requisites which you need to follow before proceeding to apply this firmware update.

Quick Pre Requisites:

  • All the data in your SONY Xperia U should be backed up with the help of below mentioned steps. Don’t use PC Companion or for say ROM Manager to back up the data / ROM as it may not allow you to restore the data.

SMS – Use “SMS Backup & Restore app”,
Contacts – Sync with the Gmail application,
Call Log – Call Log and Restore
Images, Songs, Videos, Files – Copy to internal / External SD Card,
APN and MMS Settings – Note down from the path “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names

  • Enable USB Debugging Mode in your SONY Xperia U from the path “Settings > Applications > Development > USB debugging”. Also, the minimum battery life left in your device should be >50% so as to avoid turning off of the device in the middle of firmware update. Close the PC Companion tool in your computer as it generally runs in the background.
  • Check whether your phone is rooted or not, you can check the same from the “Root CHECKER” app from the PLAY Store. Just in case if it is not rooted you will have to root the same and also install the ROM Manager app from PLAY Store to install the custom recovery

Disclaimer: We should not be held responsible or liable in any manner for any damage caused to the device which is very unlikely if you follow the instructions carefully mentioned in this article.

Let’s head to the next page where we have mentioned a detailed guide on how you can update the firmware in your device.

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