The headset does not charge.

IMPORTANT: This article applies only to specific products and/or operating systems. Check the Applicable Products and Categories section of this article before starting these steps.

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Check the following:

• The supplied USB cable is used for the connection.
• The cable connection is secure.
• Make sure that the USB AC adaptor is firmly connected to the AC outlet.
• When charging the headset through a USB port on a computer, try the following as well:
  - Make sure that the computer is turned on.
  - If the computer is equipped with multiple USB ports, use another port.
  - Connect the headset directly to the computer without using a USB hub.
  - If the computer is in Standby (Sleep) or Hibernate mode, place it back to normal mode.
  - If the computer is running on Windows 8.1, use Windows Update to update the operating system.