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11 March 2008

K750i Update Firmware Step by Step

 K750i Update Firmware Step by Step

Don't you know which firmware is in your phone?
Press this: > * < < * < * where < is left, > is right.
Then go to the Software Info under Service Info.

If you have installed windowblinds, you have t first time uninstall it. This Windows skin is blocking comunication SEUS II with Macromedia Flash Player.


Sony Ericsson Update Service
Your firmware can be updated through the Sony Ericsson Update Service II (SEUS II). In order to use SEUS you will need to have internet access (preferably Broadband) and attach your phone to your PC via the supplied USB cable.

Download USB Drivers
Before installing SEUS you will need to download and install the following drivers:
  • Sony Ericsson D750/K750 USB drivers (K750 only)
  • Sony Ericsson W800 USB drivers (W800 only)
  • Sony Ericsson K750/D750/W800 Update Service USB driver

    Follow the driver installation instructions carefully.

    Installation instructions
    1. Download the file to a temporary folder on your PC.
    2. Run the downloaded file, and follow the instructions that appear.
    Note! If you are using deskstand DSS-25, please go to step 6
    3. If you are using a DCU-60 USB cable an installation of the USB Flash driver will automatically start while running the application.
    4. The Found New Hardware wizard will start. Follow the instructions to install the USB Flash driver.
    5. After the installation restart Update Service.
    6. When installation is completed, please restart the computer.

    How to use
    1. Double-click on the Update Service icon on the desktop.
    2. The first time Update Service is launched, the application accesses the internet to download content that is needed to be able to run the service. This may take several minutes, depending on the internet connection speed.
    3. Choose your preferred language and follow the instructions that appear.

    Notes & problems
  • Install Macromedia Flash Player using Internet Explorer.

  • If you have Application Error Message Incompatible Macromedia Version
    than follow this instructions:
    1. Open Internet Explorer (it must be opened only in Internet Explorer)
    2. In IE open this adress: Flash Player Download Center
    3. Click the button "Download Now" and follow the instructions
    4. After sucssesfull instalation restart Internet Explorer and open in IE this adress: Test Macromedia Shockwave & Flash Players
    5. When you see the animation in fold About "Version 8,0,22,0 installed successfully" playing below the Macromedia Flash Player, then your installation was successful.
    6. Now you can shut down Internet Explorer and turn on the SEUS again without any error message.

  • The first time you start Update Service about 2 MB will be downloaded to your PC.

  • The software updates for the phones are 10-65 MB depending on phonemodel. The update is downloaded when you run the application.

  • Internet connection (preferably broadband)
  • Depending on your phone model, you need DSS-25 Deskstand, DSS-25 compatible phones or DCU-60 USB cable, DCU-60 compatible phones.
  • Macromedia Flash Player installed on Internet Explorer. Available at

    Minimum system requirements:
  • Windows 2000, Windows XP
  • Pentium III 600 MHz
  • 300 MB free hard disk space.
  • 256MB RAM
  • Macromedia Flash installed
  • Internet Explorer


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