How to Update SONY Xperia T with 7.0.A.3.195 Firmware

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Sony Xperia can now be updated with 7.0.A.3.195 firmware. The update is presently for the Xperia T users in Europe but you can use this article to apply the update on your Xperia T from wherever you are (from any country).  For convenience we have also mentioned below on how to apply the update on the locked as well as on the unlocked devices.

Follow the instructions in the article carefully to learn how you can apply the update successfully on your Sony Xperia T.

SONY Xperia T- How to Update SONY Xperia T with 7.0.A.3.195 Firmware

Warning: Neither we nor the developer will hold any responsibility if you damage or brick your phone in the process of following this article. Therefore, please proceed at your own risk.


What to do before installing ROM or Rooting your device?

Step 1: We always suggest a full backup of your Android device before you go for rooting or installing custom ROM. Backup all your SMS, Backup/Export Contacts, Backup APN settings. You can also follow our Tutorial on creating backup of Android device without root access.

Step 2: You should also Backup all apps, if you have not rooted your device yet then follow this procedure to backup apps. If you have a rooted device then use Titanium to Backup and restore apps and cache data.

Step 3: Your Sony Xperia T must be rooted before proceeding with this article. To check whether your device is rooted or not you can install “Root Checker” app from Google Play Store.

Step 4: Enable USB debugging on your device, Go to settings>>Developer options and check the USB debug box. If you are not able to get it check our detailed guide on enabling USB debugging on Jelly Bean, Ice Cream Sandwich and Gingerbread.

Step 5: Always check your battery before performing rooting procedure or installing ROM. If you have low battery status then you may face interruption while the procedure and it may brick your device. Check our tutorial on how to get battery percentage on Status bar.

Step 6: If you are going to install Custom ROM then it’s better to create a full Nandroid Backup of your device. You can also use Custom recovery to create Nandroid backup.

Step 7: We would also suggest disabling security apps and programs like Antivirus and Firewall on your Android device as it may interrupt the procedure.

I am sure that if you take care of above mentioned steps carefully then there is lot less chance of issues. If you face any issues with ROM then you can revert back to previous Nandroid Backup. Also you have all SMS, settings and apps data with you that can be restored anytime.

Download 7.0.A.3.195 Firmware package from here to your computer. Place the downloaded file onto the root directory of your phone’s SD Card.

Steps to Update SONY Xperia T with 7.0.A.3.195 Firmware:

Step 1: First of all, install “ROM Manager” App from Google Play Store.

Step 2: Now, go to “Installation of Kernel Page” for your Xperia T where developer has mentioned the steps to install the supporting kernel.

Step 3: Next, type the command that follows to flash the kernel, also ensure that ADB has been installed onto your PC:

Fastboot flash boot gregkernelV1.elf

Step 4: Now, open ROM Manager App and select “reboot into recovery mode” for booting your device into recovery mode.

Step 5: Now, from the main recovery menu, select “Wipe data/factory reset” and then select “Wipe Cache partition” to clear all the cache data’s on your phone.

Step 6: Next, again from the main recovery menu, select “install zip from sdcard” then select “choose zip from sdcard” and then choose the “7.0.A.3.195 Firmware” package you’ve downloaded earlier and placed on the SD Card.

Step 7: The flashing process will take around 4-5 minutes for successful completion.

Step 8: As soon as the flashing process has completed, select “+++++Go Back+++++” and then select “reboot system now” to reboot your phone.

Cool! You’ve successfully updated your Sony Xperia T with 7.0.A.3.195 Firmware. Let us know your queries; we are always here for you.

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