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The Sonicare app keeps telling me to calibrate my handle.

If your Philips Sonicare app keeps telling you to calibrate, we are here to help. Discover how you can easily mend it yourself.

The information on this page applies to the following models: HX9193/05 , HX9193/03 , HX9194/08 . Click here to show more product numbers  ›

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