Applicable Models

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:

  • WF-1000X

About this download

Benefits and improvements

This utility installs version 2.0.0 of the Wireless Earbuds firmware and provides the following changes and benefits:

Improvements over version 1.0.7:

  • Adds a new feature that makes the Headphones Connect app synchronize the firmware version between both sides of the headphones.
  • Resolves an issue where a Firmware update stops message appears when attempting to upgrade the firmware and your Android or iOS device is connected to a wearable device, such as smart watch.

Benefits provided by previous updates and included in this update version.

System Requirements

Operating Systems

  • System Software

Before You Start

Determine if you need this update

Determine if you need this update

Before You Start

  • Follow the update instructions carefully.
  • To install the update you will need either an iOS® (iOS 9.0 or later) or an Android™ (V4.4 or later) device that is connected to the internet and has the Headphones Connect (v3.1.0 or later) app installed.
  • The update process can take up to 40 minutes.
  • Make sure both the headphones, and the iOS or Android device you are using to perform the update, are fully charged before proceeding.
  • End all other Bluetooth connections and close all apps running on the Android or iOS device you are using for the update.
  • Move the headphones close to the iOS or Android device you are using before starting the update.
    • Do not insert the headphones into the battery charger or turn them off while downloading updates, transferring data, or updating.
    • Do not attempt this update in an unstable environment, such as on a train, or in an environment with a lot of Wi-Fi signals, microwaves, cell phones, or other devices using the 2.4 GHz band frequency.
    • Failure to follow the instructions, or an interruption in the update process, may cause the player to become unresponsive or to require repair.
    • After performing this update, it's not possible to return to or install a previous version of the firmware. By installing this update, you acknowledge that you understand this update can't be reversed.

Download & Install

Installation Instructions

Android Devices
Installation Instructions For Android Devices
iOS Devices
Installation Instructions For iOS Devices

Questions & Answers


Download fails at 50% or the error message Software transfer failed appears.