Firmware Sony Xperia Z Ultra SGP412

On this page, you will find the direct link to Download Sony Xperia Z Ultra SGP412 Stock Rom (firmware). The Firmware Package contains FlashTool, Driver, Instruction Manual.

Sony Xperia Z Ultra SGP412

Download Sony Xperia Z Ultra SGP412
Model Name: Sony Xperia Z Ultra SGP412
Filename: Sony_Xperia_Z_Ultra_SGP412_14.3.A.2.21_1277-9793_R3C.zip
Country: Japan
Android Version: 4.3
How to Flash: See Instructions
Download Size: 1 GB
Download Link: Click Here to Start Download

How To Flash on Sony Xperia Z Ultra SGP412 Use FlashTool:

1. Download and install Sony Xperia Z Ultra SGP412 Driver on your computer. If in case Sony Xperia driver is already installed on your computer then SKIP this step.
2. Download and extract Sony Xperia Z Ultra SGP412 Firmware on your computer. After extracting you will be able to see the similar file (with .ftf extension):
3. Download and install Sony Xperia Flashtool on your computer (if you have already had the FlashTool, then there is no need to download it again).
4. Once Sony Xperia Flashtool is installed, Open it from C: Drive > Flashtool.
5. Once Sony Xperia Flashtool is launched, you will be able to see the following screen:
6. Now, click on the Flash Button.
7. Now, you will be able to see the Bootmode Chooser menu. Select Flashboot option and click on OK button.
8. Now, load the downloaded Xperia firmware (.ftf) in the flash tool. By clicking on the Load Button.
9. Now, Select the loaded Firmware.
10. Now, Click on the Flash button to begin the flashing process.
11. Now, Power off your Xperia Z Ultra SGP412 Device.
12. Now, Press and Hold Volume Down button and connect the device to the computer using the USB cable.
13. Once the device is successfully connected to the computer then you will be able to see the added message in Xperia Flashtool.
14. Now, flashing will begin and will take 5-10 minutes to complete.
15. Once the flashing process is completed, disconnect your device from the computer and Turn it On.

See Details Instruction With Image

Important Notes:Xperia Z Ultra SGP412 USB Driver: If you wish to download the original USB Driver for your Sony Xperia device, then head over to Xperia USB Driver page.

Flashing the Stock Firmware will delete your personal data from the device. If in case you are going to Flash the above firmware then take a backup of your personal data, so that you can recover your personal data if anything wrong happens.

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