Philips Support
Get started with your replacement toothbrush
Thanks so much for supporting Sonicare!
We truly appreciate your patience and want you to feel the care. To make things right, we've sent you a brand-new Sonicare toothbrush to replace your broken one. To find support specific to your model, simply follow the steps below.
Thanks again for being part of the Sonicare family!
The information on this page applies to the following models: HX7423/08, HX7421/01, HX7423/01. Click here to show more product numbers ›
Frequently Asked Questions
Get started with your replacement toothbrush
How do I enable or disable the pressure sensor on my Sonicare?
How do I register my Sonicare toothbrush?
What are the brushing modes for my Sonicare toothbrush?
How does the pressure sensor feedback work on my Sonicare toothbrush?
Can I use my Sonicare charger with other toothbrushes?
How do I charge my Sonicare toothbrush?
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?
Why does my Philips Sonicare app require permissions?
Which devices are compatible with the Sonicare App/Sonicare for Kids App?
How do I use my Sonicare UV Sanitiser?
How do I claim my Money-Back Guarantee?
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?
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