2 year warranty
The information on this page applies to the following models: HX9911/73, HX9911/74, HX3641/41. Click here to show more product numbers ›
What do the battery status lights indicate on my Sonicare toothbrush?
How does the brushing guidance work in the Sonicare app?
How do I enable or disable the pressure sensor on my Sonicare?
Can I sync the Sonicare app with the Apple Health app?
How do I register my Sonicare toothbrush?
What are the brushing modes for my Sonicare toothbrush?
How do I charge my Sonicare toothbrush?
How does the pressure sensor feedback work on my Sonicare toothbrush?
Can I use my Philips Sonicare Toothbrush in the shower?
What do the symbols on my Sonicare toothbrush mean?
Can I replace the battery of my Sonicare toothbrush?
Which brush head fits my Sonicare toothbrush?
In which countries is the Sonicare app available?
Which devices are compatible with the Sonicare App/Sonicare for Kids App?
How do I change the intensity settings on my Sonicare toothbrush?
How to clean my Philips Sonicare toothbrush?
How do I connect my toothbrush to the Sonicare app?
How do I brush my teeth using the Sonicare app?
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