Troubleshooting & support
Philips Sonicare DiamondClean Sonic electric toothbrush
HX9371/04
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Frequently Asked Questions
- How long should my Sonicare toothbrush battery last?
- Where can I purchase accessories for my Sonicare toothbrush?
- Can I use my Sonicare charger with other toothbrushes?
- How do I charge my Sonicare toothbrush?
- Why is there a gap between my brush head and handle?
- How do I register my Sonicare toothbrush?
- How do I change the intensity settings on my Sonicare toothbrush?
- Can I use my Philips Sonicare Toothbrush in the shower?
- In which countries is the Sonicare app available?
- What are the brushing modes for my Sonicare toothbrush?
- How does the brushing guidance work in the Sonicare app?
- How to recalibrate Philips Sonicare toothbrush pressure sensor settings
- How do I use my Sonicare toothbrush with braces?
- How to clean my Philips Sonicare toothbrush?
- How do I connect my toothbrush to the Sonicare app?
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