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HX9111/21 Philips Sonicare FlexCare Platinum Sonic electric toothbrush
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Philips Sonicare FlexCare Platinum Sonic electric toothbrush

HX9111/21

How do I reset my Philips Sonicare toothbrush to factory settings

Use these instructions on how to easily reset your Philips Sonicare toothbrush to the original factory settings.

Instructions on how to reset your Sonicare toothbrush

  1. Place your handle on the charger. Make sure that the charger is plugged in to a live outlet.
  2. Press and hold the power button together with the intensity button (intensity up) and the mode button for at least 2 seconds
  3. You will hear 3 beeps and see the battery light flashing green

Your Philips Sonicare toothbrush is now set to original factory settings.

NOTE: After resetting, the EasyStart feature is disabled. The Quadpacer and pressure sensor are enabled

The information on this page applies to the following models: HX9111/21 .

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