Download Sony NWZ-W274S Walkman Player Firmware Update 1.01

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To start downloading Sony NWZ-W274S Walkman Player Firmware Update 1.01, please choose one of the links from the list below.

  1. NWZ-W274S, NWZ-W274SBLK Firmware Update 1.01: NWZ-W274S_V1_01.exe

Download and Installation Instructions

  1. It is strongly recommended that you transfer all tracks and data from the player to the computer before performing this update. Tracks and data that remain on the player may be damaged or deleted during the update process.
  2. To ensure that no other program interferes with the installation on the computer, save all work and close all other programs. The Taskbar should be clear of applications before proceeding.
  3. Click "Download Now" to begin the download process.
  4. Read the Software Download License Agreement and, if you agree, click "Accept Agreement".
  5. Download the NWZ-W274S_V1_01.exe file to a temporary or download directory (please note this directory for reference).
  6. Connect your Walkman player to your computer using the supplied USB cradle.
  7. Go to the directory where the file was downloaded and double-click the NWZ-W274S_V1_01.exe file to begin the installation.
  8. Carefully follow the on-screen prompts to complete the installation.
    IMPORTANT: Do not disconnect the player from the computer while the update is in progress.
    Note: During the update process the USB connection is automatically controlled and the "Connecting" indication is off. The USB disconnect message may be displayed on the computer. This is normal.
  9. When the update complete message is displayed, click the "Finish" button.
  10. Once the update is complete, you may disconnect the Walkman player from the USB cradle.

Confirm Successful Update (optional)

  1. Connect the Walkman player to your computer using the supplied USB cradle.
  2. On your computer, navigate to the "WALKMAN" folder.
  3. Locate and open the "information.txt" file.
  4. If the version number is 1.01, the update is successfully installed.

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If you have found mistakes during downloading, please email to We will endeavour to solve these as soon as possible. Other problems, please try to contact publisher's official support.

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