Download Sony Xperia U St25 Stock Firmware

Below is the direct link to download the Sony Xperia U ST25 Stock ROM (Firmware).

Note:

Follow the instructions on how to flash this device carefully, I will not take responsibility on whatever may happen to your device.
Make sure you are downloading the exact Firmware of the device you want to flash because flashing a wrong firmware will make the device completely dead (can't power on, can't charge and will not be detected by a computer).

SONY XPERIA U ST25 SPECS

Operating System	Android 2.3 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich)
Chipset	NovaThor U8500
Processor	CPU: Dual-core 1.0GHz Cortex-A9, GPU: Mali-400
Storage	RAM: 512MB, ROM: 8GB (4GB user available), up to 32GB micro SD
Dimension	112 x 54 x 12 mm
Connectivity	Wi-Fi 802.11 a/b/g/n, DLNA, hotspot, 2G: GSM, 3G: HSDPA - Bluetooth 2.1, A2DP, EDR
Camera	Rear Camera: 5MP, Front Camera: 0.3MP
Battery Capacity	1320mAh

SONY XPERIA U ST25 STOCK FIRMWARE
Android version 2.3.7 gingerbread Language - All DOWNLOAD Note5 Download MHorse NOTE 5 MT6572 Stock ROM \| KriztekBlog Note5 Download MHorse NOTE 5 MT6572 Stock ROM \| KriztekBlog Learn how to unlock & relock your Sony Xperia bootloader here

How To Flash

Using Sony Flashtool:

STEP 1: Download & extract the Stock ROM (Firmware) on your computer.
STEP 2: Install the USB Drivers (skip this step if drivers are already installed).
STEP 3: Make sure you have moved the .ftf file to C:/flashtools/Firmwares (click here for better explanations).
STEP 4: If you are using the latest version of flashtool, you will need to put the firmware in C:\Users\ Your PC Username\.flashtool (click here for better explanations).
STEP 5: Launch Sony flashtool.
STEP 6: Click on the Flash image button.
STEP 7: On the next window, select the Stock ROM (Firmware) of the device you want to flash.
STEP 8: Click Flash.
STEP 9: Connect device > Holding device return button or any of the volume keys > Insert USB Cable.
STEP 10: Once device is connected patiently wait for the process to complete.
STEP 11: Once the process has been completed, disconnect device & Power on.

See Detailed Instruction with images

Important Notes:

[*] Take a Backup of your personal data before flashing or installing any Stock ROM (Firmware) or Flash file on your smartphone. As this helps you to recover the personal data when ever any thing wrong happens.

[*] Make sure you read & follow this tips & guides before you completely proceed to flashing your device. This tips are very important to be ignored.

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