November 30, 2017
For owners of Wireless Noise Canceling Stereo Headset, we offer WF-1000X firmware update program to the latest version 1.0.7. Please read carefully the following instructions.
* This update is not necessary if your product has already been updated to firmware version 1.0.7.
[Contents of the update]
 To make the connection stability better such as the suppression of Sound Skipping phenomenon to the connected device.
 The following symptom is solved. The product turns off automatically when changing “Sound Quality Mode” with “Headphones Connect” App on only iOS device.
WF-1000X which has firmware version lower than 1.0.7.
- Make sure to fully charge the product.
- After updating, the firmware cannot be reinstalled to an earlier version.
While downloading updates, transferring data, and updating, never “insert the main unit into the battery charger” or “Power off”, or the headphones may become unusable.
Please confirm the firmware version when the update program is installed successfully with above [How to confirm the Firmware version] steps.
Please contact Sony technical support hotline for enquiries:
Hong Kong: (852) 2833-5129
Sony Corporation of Hong Kong Limited
Personal information, such as your name, mailing address and/or telephone number, provided to the Sony Contact Centre shall be kept and used by Sony only for responding to your inquiries related to this announcement and other related services.