WAIT - Read the Required Files section before downloading this file.

Unless stated otherwise, the file listed below must be installed BEFORE the DSC-RX100M4 Firmware Update For Mac OS in order for it to work properly. If more than one Required file is listed, install them in the order presented on this page.

Applicable Models

This information is for the following models:
  • DSC-RX100M4

About this download

Thank you for your continued interest in Sony products.
Sony is offering a system software update for Digital Still Camera DSC-RX100M4.


  • Improve operation with Underwater Housing (MPK-URX100A)
    • Added “Underwater Auto” in White Balance settings.
    • Added “Flash Off” mode when Flash unit is popped-up.
  • Improve overall stability of the camera.

Benefits provided from previous updates includes:

  • In addition to SDXC card, the camera records XAVCS format video with SDHC card.
    • When shooting movies in XAVC S format, it requires SD Speed Class10, or UHS Speed Class U1 or faster. (When recording in 100 Mbps or more, UHS Speed Class U3 is required.)
    • When an SDHC memory card is used to record XAVC S movies over extended periods of time, the recorded movies will be divided into files of 4 GB. The divided files can be integrated into a single file using PlayMemories Home.
  • Improved a symptom to shift the focus on HFR recording.

This page provides instructions on how to update the system software for Digital Still Camera DSC-RX100M4 to version 2.00.
Follow the instruction below to check the system software version. If the system software version is version 2.00, theupdate is not required.

How to check the System Software version

  1. Select Menu > Setup > 6 > Version on the camera.

  2. The System Software version is displayed.

File Info

File Name

  • Update_DSCRX100M4V200.dmg

File Version

  • 2.00

File Size

  • 270.4MB

Release Date

  • 2017-03-30

System Requirements

  • OS X
  • macOS Sierra


Preparing for System Software update

System requirements for a computer

  • Supported OS
    • Mac OS X v.10.10–10.11 / macOS 10.12 - 10.13*

      For macOS 10.13 - 10.15, please ensure the "DriverLoader_1015" has been installed before update your software.

      For macmacOS 11 – 12, please ensure the "System Software Update Helper" has been installed before update your software.

  • Other System Requirements
    • Hard disk space: 600MB or more
    • RAM: 512MB or more
      * Please close all other application software before upgrading the firmware.
Other Items
  • Power source for the camera
    Fully charged rechargeable battery pack NP-BX1.
    Note: The upgrade can be performed only when the remaining battery level is (threemarks) or more. We recommend that you use a fully charged battery.

  • USB support cable supplied with the camera
    Note: Update functionality is not guaranteed with any other USB cable.



Important Notes:

  • When performing the system software update, please use a fully charged rechargeable battery pack NP-BX1.
  • Do not remove the battery or AC adaptor during the update; otherwise, the camera may become inoperable due to the sudden power shutdown.
  • Remove the memory card from the camera beforehand.
  • Prevent your computer from sleep mode beforehand.
  • Do not be connected to other apparatuses except your computer.
  1. Download the update file
    Click on the file Update_DSCRX100M4V200.dmg to begin download. Please save the downloaded file onto the Desktop of your computer (recommended).

  2. Start Software Updater
    1. Do not connect the camera yet at this point. Double-click Update_DSCRX100M4V200.dmg to start up Software Updater.
    2. Double-click the Update_DSCRX100M4V200 icon which appears on the Desktop.
    3. Double-click the Software Updater icon.
    4. To load a kernel extension, the message prompts you to allow the application to make changes. Type the password for the administrative account.
    5. System Software Updater starts up.

  3. Check the USB connection mode
    1. Turn on the camera.
    2. According to the Software Updater instructions, select Menu > Setup > 3 > USB Connect Setting on the camera, then check if Mass Storage is selected.

      If a mode other than Mass Storage is selected, select Mass Storage.

  4. Connect the camera to the computer
    Remove the memory card from the camera beforehand, then connect the camera to the computer with the supplied USB cable. USB Mode appears on the LCD monitor of the camera.

    If the computer cannotfind the camera, the message "Could not find the camera for this update." appears on the computer display. Try the following if this happens.
    • Disconnect the USB cable and connect it again.
    • If the computer has multiple USB terminals, try with the other terminals.

    Sometimes when the camera is connected to the computer with the USB cable, the message to encourage rebooting the computer may appear on the computer display. In this case, remove the battery pack or AC adaptor from the camera, reboot thecomputer, and follow the procedures from Start up System Software Updater.

  5. Check if update is required
    1. After confirming the screens above, click Next. The current version and the version after the upgrade appear on the below screen.

      Upgrade is required
    2. After confirming Current version is Ver.1.30 or earlier, click Next.

      Note: If Current version is Ver. 2.00, the upgrade is not required. According to the message, stop the USB connection and click Finish. Turn off the camera, removethe battery pack or the AC adaptor, re-insert the battery pack or connect the AC adaptor and then turn on the camera.

  6. The camera automatically reset
    The screen below appears.

    Note: Loading icon may not be displayed depending on the OS version you are using.

  7. Start the update
    After automatically resetting, the below screen appears and the update starts. The progress bar appears while updating (approximately 15 minutes).

    Note: Never turn off the camera nor disconnect the USB cable while upgrading.

  8. Complete the update
    When the update is completed, the camera will automatically restart. Make sure the camera is turned on and wait until the LCD screen appears again. Click Finish when the LCD screen appears and disconnect the USB cable.

    If recovering data caution is displayed after restarting, please wait until this caution goes out. There are no abnormalities.

  9. Check the System Software version
    Follow the instruction to confirm the System Software version is Ver. 2.00.

    1. Select Menu > Setup > 6 > Version on the camera.

    2. The system software version is displayed.