Troubleshooting & support
Philips Sonicare FlexCare Platinum Sonic electric toothbrush
Model number
HX9111/12
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Manuals & Documentation
Frequently Asked Questions
- Where can I purchase accessories for my Sonicare toothbrush?
- Can I use my Sonicare charger with other toothbrushes?
- Why is there a gap between my brush head and handle?
- What are the brushing modes for my Sonicare toothbrush?
- In which countries is the Sonicare app available?
- How do I charge my Sonicare toothbrush?
- How does the brushing guidance work in the Sonicare app?
- Can I use my Philips Sonicare Toothbrush in the shower?
- How long should my Sonicare toothbrush battery last?
- How do I register my Sonicare toothbrush?
- How do I enable or disable the pressure sensor on my Sonicare?
- How do I change the intensity settings on my Sonicare toothbrush?
- How does the pressure sensor feedback work on my Sonicare?
- 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?
- After brushing with your Sonicare, follow these steps for longer life and performance
