Sony Xperia 1 Flashing Guide with Emma Flash Tool

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Sony Xperia 1
Sony Xperia 1 Flashing Guide with Emma Flash Tool

Sony is one of the best Android smartphones with best camera results. There are rumors that people only like Sony smartphones because of high quality camera. Similarly, sometime people face problems with smartphone software because of some trojan viruses, irresponsive behaviour of smartphone and other smartphone glitches inside. For this, Sony users need to flash stock firmwares, custom recovery image or custom ROMs to fix errors.

In this article, you will learn to flash Sony Xperia 1 using Emma Flash tool by Sony. It seems like majority of users are not aware of "Emma" software by Sony. Using Emma flash tool, you can flash stock firmware on your Sony Xperia 1 and make any customization on your smartphone like flashing custom recovery image, unlocked bootloader, and more.

Pre-requisites to before flashing Sony Xperia 1:

You should know that the Emma flash tool is in beta testing mode, it will show you if your device i.e., Sony Xperia 1 is compatible or not when you connect it. Before flashing Sony Xperia 1 with emma flash tool, make sure you have the following things ready:

  • Make sure your device is charged up to 70% before flashing
  • Backup device data, in case of any flashing error
  • Install ADB USB driver for your Sony Xperia 1 device
  • Or download Sony Companion software and to get your Sony drivers installed automatically
  • Download Emma Flash tool for flashing
  • Download Flashing firmware file (Scatter file + files to be flashed) that you will be flashing over Sony Xperia 1 with Emma flash tool

Now, install the downloaded file i.e., Xperia_Flash_Tool_Setup_18w47.exe on your Windows PC

  • To access Emma Flash Tool, Windows 32-bit users: “C:\Program Files (x86)\Sony Mobile\Emma\”
  • To access Emma Flash Tool, Windows 64-bit users: “C:\Program Files\Sony Mobile\Emma\”

Extract the firmware file of Sony Xperia 1 on your computer (anywhere accessilble)

Copy the Customization.ini file & paste file into the installation folder named i.e., Emma

Go to Windows Start → All programs → Sony Mobile → Emma flash tool to run on your PC

Note: If you did not place the the Customization.ini file in the correct EMMA folder then you won't be able to use it as it would ask you for username and password. So kindly follow the steps correctly.

How to Flash Sony Xperia 1 using Emma Flash Tool

  • Run Emma Flash Tool
  • Connect Sony Xperia 1 using USB cable with PC
  • Turn off your phone and connect the other end of the USB cable while holding the flash key (Volume down or UP flash keys varies between models)
  • Note: For a complete key mapping, see the supported phonespage
  • See the screenshot showing Sony Xperia 1 is connected with Emma flash tool
  • Choose the software you wish to flash on Sony Xperia 1 from the Service list
  • Emma Flash tool will automatically detect your phone model (in your case, your Sony Xperia 1 will be detected) and lists available software versions for Sony Xperia 1
  • Just click on Apply Service, your Sony Xperia 1 software will now be downloaded and flashed
  • On completion, disconnect your Sony Xperia 1 from the PC

Caution: When you start your Sony Xperia 1 device after flashing, the booting up process will be a bit slower than usual.

Congratulations for new sony mobile enjoy it.

If you are trying to flash your Sony Xperia 1 device then I would like to suggest you to try using Smartphone flash tool (aka SP Flash Tool). SP flash tool is great flashing tool for Android. This is a best application which mainly help you to flash your smartphone.

You can use this tool to flash almost any MTK (Mediatak IC) based and stock ROM, also custom recovery fixing in some extreme cases like firmware update and download, unbrick bricked android device smartphone. Try flashing any custom ROMs, stock ROMs on your Sony Xperia 1 Android smartphone..

SP flash tool is best firmware flashing tool available online whether it is custom ROM or stock ROM. Using SP Flash Tool, you can flash Sony Xperia 1 Android device (but make sure to check if it is based on Mediatek IC). Flash any custom or stock ROM over Sony Xperia 1 Android device. Also, do make sure that you have installed Sony Xperia 1 USB drivers properly on your PC before flashing any firmware file.

Find your Sony Xperia 1 USB drivers by using search below:

You can download SP Flash Tool from our website downloading section. Also you need to download scatter file for your MB based device.

Let me tell you what we can do with SP Flash tool

  • 1. We can flash to android stock Rom
  • 2. Easliy Flash custom ROM
  • 3. Application for fixing bricked or unbrick device
  • 4. Easy to read, write parameters
  • 5. We can erasing, formatting data and reset your MTC based devices

Pre-requisites before flashing Sony Xperia 1:

  • Battery should be charged up to 70%
  • Make sure you have Sony Xperia 1's USB cord available
  • Download and install SP Flash tool in PC
  • Since, SP flash tool we need to install MediaTek USB drivers
  • Download Sony Xperia 1 firmware file (Scatter file + files to be flashed)
  • Last but not the least, you need to take your device backup (for safety reasons)
  • Once you have all the things ready above, follow the rest of flashing tutorial

Here are the Requirements For SP Flash Tool

  • 1. You have Pc or Laptop
  • 2. You need USB data cable for the device
  • 3. Drivers download (MediaTek USB-VCOM drivers)
  • 4. Download Scatter file and files to be flashed
  • 5. Note Backup the device (
  • 6. SP Flash Tool Download

Steps to flashing Sony Xperia 1 using SP flash tool

Follow the steps below to flash Sony Xperia 1 with SP flash tool:

  • Install SP FLASH TOOL in PC - Step 1
    Download & install spflashtool.exe:

    Download SP flash tool, spflashtool.exe

  • Download flash recovery image Step 2
    Download flash recovery image:

    FLashing is not easy, it take time and patience. To flash Sony Xperia 1, make sure you have flash recovery image ready for your device model.

  • Sony Xperia 1 flashing tutorial with SP Flash Tool - Step 3
    Load scatter file:

    Click Scatter Loading (Load Scatter file of Sony Xperia 1).

  • 4
    Uncheck all boxes :

    Now, you should uncheck all boxes from SP flash tool

  • 5
    Load Recovery Image:

    Tick-box, Go to / click RECOVERY box from list and load recovery image of your Sony Xperia 1 device (load image from the separate window -->open)

  • 6
    Recovery box must be CHECKED:

    Recovery box is checked before you connect your Sony Xperia 1, in recovery image location (uncheck all other boxes)

  • 7
    Turn off and connect Sony Xperia 1 with PC:

    Turn off Sony Xperia 1 and connect it with PC

  • 8
    Click Download button:

    After connecting your device with PC, just click download button on top

  • 9
    Step #9, click yes:

    If it ask click “yes”

  • 10

    Congrats! You have successfully flashed your Sony Xperia 1 device

Disclaimer: Please follow the flashing tutorials on your own risk.


If SP flash tool prompts green circle, you are done. Sony Xperia 1 have been flashed using SP flash tool.

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