Xperia Z Firmware

Sony Xperia Z Firmware C6602, C6603

In this post, we have managed to share Firmware for Sony Xperia Z C6603, C6602 Models. We will update the article if we found any custom ROMs for this phone. the phone is released in January 2013 with a 5.0-inch touchscreen display which is having 1920 x 1080 pixels and 441 PPI density. Xperia Z is powered with Quad-core 1.5 GHz Krait processor and Qualcomm APQ8064 Snapdragon S4 Pro chipset coupled with 2GB RAM. The Sony Xperia Z runs Android 4.1 JellyBean and is upgradable to version 5.1.1 named Lollipop. The phone has 16GB internal storage which is expandable up to 64GB via MicroSD card. As far as the cameras concerned Xperia Z consists of 13.1 MegaPixel Primary camera on the rear and a 2.2 MP front shooter for selfies. The phone is backed by a Non-removable Li-Ion 2330 mAh battery and weighs approx 146g.

Also read : How to Unlock Bootloader of Google Pixel 2, Pixel 2 XL

See all the benefits for installing Firmware of your phone

If you want to try another custom ROM’s in your device you can download the available ROMs or recoveries for your Sony Xperia Z and flash it using guides provided in this website. In order to install any ROMs other than stock, you have to root your phone and then need to flash custom recoveries like CWM (clockwork mode) or TWRP on your phone. Usually, we flash stock ROMs if something wrong with the software side. So, after the firmware flashes your Sony Xperia Z phone will be in a factory reset condition.

Note: If you find any new stock firmwares that you want added to this list please comment below or contact me.

Download links provided below are from third-party websites and please note that is not hosted any ROM in our website if any of the below links is dead pls inform me.

Also ReadDisable Driver Signature Verification In Windows 8, 8.1 & 10 for Installing Drivers

From below, you can download the latest firmware for your phone. Please make sure that you are downloading the correct build for your phone. You can either seek help from us or from google.

Check your device model number from Settings > About phone, then download the specific firmware for your device.

Sony Xperia Z Firmware [C6602]

Android Version – 5.1 | Region – Customized US

Xperia_Z_C6602_10.6.A.0.454_Customized_US.ftf – Download | Mirror

Android Version – 4.3 | Region – Generic India

Xperia_Z_C6602_10.4.B.0.569_Generic_India.ftf – Download

Sony Xperia Z Firmware [C6603]

Android Version – 5.1 | Region – Customized Hong Kong

Sony_Xperia_Z_C6603_10.3.A.0.423_Customized_HK – Download

How to Install Firmware file


  • Firmware file for your device (.FTF)
  • Flashtool
  • USB cable

Flashing Guide

Make sure to Enable “USB debugging” and “Unknown sources” on your Sony Xperia device, click here for help.

Part 1

  1. Download and install the Flashtool package from official website.
  2. Now go to your installed directory (usually – ‘C:\Flashtool\drivers’) and install Flashtool drivers
  3. Tick the “Flashmode Drivers” and “Fastboot Drivers” to install (see below image)
xperia flashtool guide

Note: To install the Flashtool drivers for Windows 8/8.1/10, please click here.

Part 2

  1. Here we finished installing Flashtool now Open It.
  2. Click on the lightning bolt in the top left of Flashtool as highlighted below.
flashtool guide
flashtool install

Select, ‘Flashmode’ and click OK

You should already be in the source folder where the FTF firmware files are located. If not, navigate to: “C:\Users\[Your PC Name]\.flashTool\firmwaresIf you still not able to find the path check this too, C:\Flashtool\firmwares\now you should get it.

Select the firmware build version that you want to flash from the “Firmware” pane. Ensure the device variant is the same as the model number of your Sony Xperia device.

A clean install is the way to go

So tick all options under the “Wipe” pane. This will wipe all of your data though including your photos and videos, so please ensure you have these backed up somewhere else.

install ftf using flashtool

Leave all others unchanged

Click on “Flash“. Flashtool will then indicate that it is “preparing files for flashing”.

install firmware with flashtool

Sometimes, you may have to wait around 60 seconds for the pop-up below to appear. Once it does, make sure that the device is powered off and then hold the ‘volume down’ button and connect the usb cable. Once the pop-up disappears and flashing has started, you can let go of the ‘volume down’ button.

flashtool rom flash

Flashtool will then start flashing your Xperia device.

install ftf file

Once you see “Flashing finished” as indicated below, your Sony Xperia has been successfully flashed.

flashtool tutorial

Hurray 🙂 you have just installed stock firmware! Now disconnect your Xperia device and power on the handset.

It will take some time for the first boot so, don’t worry if it takes a while, this is to be expected.

Firmware Benefits

You can use the firmware for variety of purposes, which includes:

  • Fix your Sony Xperia Z if it’s giving you force closes errors and restarts randomly.
  • Unbrick your Sony Xperia Z if it’s boot looping and stuck at logo when restarting.
  • Go Back to Stock on your Sony Xperia Z firmware — helps when looking to sell the device, or fix installing OTA updates if broken.
  • Restore Sony Xperia Z to factory state i.e original state when you bought.
  • Upgrade your Sony Xperia Z to newer Android version.
  • Downgrade your Sony Xperia Z to lower build no. at same Android version.
  • Unroot your Sony Xperia Z.
  • Remove custom recovery like TWRP and CWM, if installed, on your Sony Xperia Z.

To perform any of the above, simply install the firmware meant for your device, as per its model no. in Settings > About device.

Need help? Let us know if you need any help regarding this via comments below.

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