Sony Support

Article ID : 00227227 / Last Modified : 13/04/2023Print

The software update for my Bluetooth headphones doesn't complete

    IMPORTANT: This article applies only to specific products and/or operating systems. Check Applicable Products and Categories for details.

    If any of these issues occur, follow the instructions provided to continue with the software update.

    • The update stops midway.
    • The screen displays "Software transfer failed" message mid-update and the update stops.
    • The update stops at the "Please wait...Downloading software..." or "Please wait...Updating..." screen.

    Possible reasons why the update stops

    • Other Bluetooth devices are connected to the smartphone (wearable device, etc.).
    • The headset and mobile device have an unstable Bluetooth connection.
    • The headset or mobile device has low battery.
    • There is radio wave interference, such as when there is a wireless LAN nearby.
    • The automatic power-off function is on and the headphones have not been worn for more than 5 minutes (WF-1000XM3 only).

    Troubleshoot the issue

    1. Tap Cancel on the Sony | Headphones Connect app to cancel the update.
    2. Turn off power to all Bluetooth devices connected to the mobile device which is being used for the update.
    • NOTE: If another Bluetooth device registered to the Sony | Headphones Connect app, or a device compatible with Bluetooth Low Energy (wearable device, smartwatch, etc.), is connected to your device, the update may not be possible. 
    1. Turn off the mobile device. Then turn it back on.
    2. Close the Sony | Headphones Connect app.
    3. Charge your headphones and the mobile device.
    4. Launch the Sony | Headphones Connect app on the mobile device.
    5. Make a Bluetooth connection between your mobile device and the headphones through the Sony | Headphones Connect app.
    • NOTE: Check the Bluetooth connection by playing music from your mobile device using your headphones' left and right units.
    1. Check if the auto power-off function is enabled. (WF-1000XM3).
    • NOTE: By default, the auto power-off function is enabled. The headphones will turn off automatically if they haven't been worn for about 5 minutes. Use the Sony | Headphones Connect app to change the auto power-off settings. Then update the headphones again after disabling the auto power-off function.
    1. Perform the update again using the Headphones Connect app.

    Perform the update again

    Check the following conditions first and then perform the update using the Sony | Headphones Connect app.

    • Turn off or close all other apps running on the mobile device.
    • Keep the headphones as close to the mobile device as possible.
    • Keep other devices that transmit radio waves, including Bluetooth and Wi-Fi devices, away from the headphones and the mobile device.
    • When using an iOS device (iPhone, iPad, etc.), turn off Google Assistant.