IMPORTANT: This file is only for use with the models identified. Not all models are sold in all countries.

This information is for the following models:

  • FDR-AX100

About this download

Benefits and improvements

This utility updates the system firmware and provides the following benefits:

Improvements over previous versions:

  • Allows the camera to record XAVCS format video with an SDHC card in addition to SDXC card.
    • When an SDHC memory card is used to record movies in XAVC S format over extended periods of time, the recorded movies will be divided into files of 4 GB, and the divided files can then be integrated into a single file using the PlayMemories Home software
    • Shooting movies in XAVC S format requires SD Speed Class 10, UHS Speed Class U1, or faster
    • When recording at 100 Mbps or more, UHS Speed Class U3 is required

Benefits provided by version 3.00 and included in version 3.10:

  • Adds XAVC S 4K 100Mbps
  • Adds capability to capture still pictures from video contents shot by XAVC S
  • Improves trimming playback
  • Improves auto focus performance
    • Focus tracking performance on a person
  • Adds Direct Copy for XAVC S format support
  • Adds the following auto focus performance improvements:
    • Focusing accuracy for main subject
    • Focus tracking performance on a person
  • Adds the 1/50 shutter speed
  • Improves zoom speed during movie recording

System Requirements

Operating Systems

  • Windows Vista®
  • Windows Vista® 64-bit
  • Windows® 10
  • Windows® 10 64-bit
  • Windows® 7
  • Windows® 7 64-bit
  • Windows® 8
  • Windows® 8 64-bit
  • Windows® 8.1
  • Windows® 8.1 64-bit

File Info

File Name

  • Update_FDRAX100V310.exe

File Version

  • 3.10

File Size

  • 68.64 MB

Release Date

  • 04-25-2016

Before You Start

Determine if Your Camera Needs the Update

This update is only for FDR-AX100 cameras that currently have firmware version 3.00 or lower. If your camera firmware version is already Version 3.10 or higher, this update is not necessary.

Check the version of your camera firmware:

  1. Power on the camera.
  2. On the camera, select MENU, General Settings, and then Version.
  3. If the version number is Ver. 3.10 or higher, the camera does not need this update.
    Main Settings Version Number

Important Notes

  • This utility is only for use with the Sony® FDR-AX100 cameras. Do not install this utility with any other model.
  • WARNING!!: This firmware update and any changes incurred by it are permanent. It is not possible to return to a previous firmware version after updating this firmware. By continuing this update process and downloading and updating this firmware, you acknowledge that you are aware and understand that this update cannot be reversed.
  • This update process requires the following items for proper updating:
    • A computer with:
      • Available Hard Disk Space: 200 MB or more
      • Installed Memory (RAM): 512 MB or more
      • A USB port.
      • One of the following Microsoft® Windows® operating systems installed:
        • Windows 10
        • Windows 8/8.1
        • Windows 7 (with Service Pack 1)
        • Windows Vista® (with Service Pack 2)
          Note: Starter Edition of Windows Vista is not supported.
    • Camera power supply:
      • This update can only be performed when the remaining battery level has three bars Battery Indicater or more. When performing the firmware update, it's recommended to use a fully charged NP-FV70 rechargeable battery pack or connected to the AC adaptor (AC-L200)
        WARNING!!: The camera may not operate properly if the power is interrupted during the update.
    • USB cable:
      • Use only the USB cable supplied with the camera.
        IMPORTANT: Update functionality is not guaranteed with any other USB cable.
  • To ensure that no other program interferes with the installation, save all work and close all other programs. The Taskbar should be clear of applications before proceeding.
  • It is highly recommended that you print out these instructions for use as a reference during the installation process.

Prepare the Camera for the Firmware Update

  1. Remove the memory card from the camera
  2. Ensure the camera battery is fully charged.

Download & Install

Table of Contents

Download and Update the Firmware

  1. Download the Update_FDRAX100V310.exe file to a temporary or download directory (please note this directory for reference).
    Note: For Windows 8/8.1 and 10, the default settings for Internet Explorer® will save the file in the Downloads folder. For Windows 10, use File Explorer to locate the Downloads folder, for Windows 8/8.1, click the Desktop tile from the Start screen and then locate the Downloads folder using Windows Explorer.
  2. Go to the directory where the file was downloaded and double-click the Update_FDRAX100V310.exe file to begin the Firmware Updater.
  3. At the Firmware Updater screen, please follow the instructions.
  4. Power on the camera.
  5. Make sure the USB Connect Setting is set to Mass Storage.

    On the camera, select MENU, Settings, Main Settings, USB Connect Setting, and then ensure Mass Storage is selected.
    USB Connect Screen
  6. Ensure the memory card is removed from the camera.
  7. Connect the camera to your computer using the supplied USB cable. When the camera is connected to the computer, the LCD screen of the camera turns off. Please proceed to the next step.
    Note: If the message Could not find the camera for this update. appears on the computer display, try disconnecting and reconnection the USB cable or try another USB port on the computer.
  8. Verify that the remove hardware icon Remove Hardware Icon or Remove Hardware Icon is displayed in the task tray at the lower right-hand corner of the computer screen.
  9. After completing the steps above, at the Firmware Updater screen, click Next.
    Firmware Updater Screen
    WARNING!!: Do not power off the camera or disconnect the USB cable until the update process is complete.
  10. When the updater recognizes the camera connection, the next Firmware Updater screen is displayed on the computer, and the camera screen displays the message Follow the instructions on the computer.
    camera Screen
  11. At the Firmware Updater screen, click Next.
    camera Connected Screen
  12. When the following screen is displayed, check the version number at the lower left.
    Current Version Screen
    Note: If the current version is 3.10 or higher, your camera does not need this update. Stop the USB connection by clicking the remove hardware icon Remove Hardware Icon or Remove Hardware Icon in the task tray in the lower right corner of the computer screen and then click the Finish button on the Firmware Updater screen. Then power off the camera, briefly remove the battery pack, and then power on the camera again.
    If the current version is 3.00 or lower, click Next to continue and perform the firmware update.
  13. Reset the camera:
    When the LCD screen on the camera displays the message, Initialize this camera to update the firmware, press OK on the camera display panel.
    Initialize Camera
    Note: The camera screen turns off when the button is pushed.
  14. At the Firmware Updater screen, click Next.
  15. Click Next Screen
  16. After resetting, reconnection of the camera is verified, and the next Firmware Updater screen appears.
  17. When the following screen is displayed, click Run.
    Run the Update Screen
    Note: The update process takes about fifteen minutes to complete.
    WARNING!!: Do not power off the camera or disconnect the USB cable until the update process is complete.
  18. When the update process has been completed, the camera will automatically restart. The message Recovering data. Please wait may appear for a few minutes before restarting. Make sure the camera is powered on and wait until the LCD screen appears again. When the LCD screen appears, click Finish.
    Update Complete Screen
  19. You may now disconnect the USB cable.

Check the Firmware Version After Updating (optional)

Please follow the steps below to confirm that the firmware was successfully updated:

  1. On the camera, select MENU, General Settings, and then Version.
  2. If the version number is Ver. 3.10, the camera firmware was successfully updated.
    Main Settings Version Number