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How to perform a software update on your Pure Moment Charge? - Knowledgebase / Moment Series- Sleep Companions / Moment Charge - PURE SUPPORT

How to perform a software update on your Pure Moment Charge?

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  • Customer Support

You would like to update your Pure Moment Charge to the latest software version?


Note: The software update will delete all alarms and settings. So, if you have a lot of them saved, enter them in the alarm sheet so you can set everything up again.


Pure Moment Software Update Instructions

  1. Connect your Moment to a computer via USB-C data cable.

  2. Apply power to the unit by connecting the provided power supply to a mains outlet.

  3. While in standby, long-press the volume encoder to activate USB mode

  4. The Moment Charge will display "USB Flash" and appear as a USB drive on your PC.

  5. Copy the firmware file (Moment_Charge_AC6951C_20260226_release_V21E_update.ufw) onto the USB drive.

  6. Please make sure not to move or delete any files from the drive.

  7. Then safely remove the USB hardware from the PC and disconnect the USB-C cable.

  8. Start the SW update in the “System settings” of the Moment Charge.


We recommend performing a factory reset after a successful update.


After having updated your Pure Moment, please share your experience with us.