Troubleshooting & support
Philips Sonicare DiamondClean 9000 Series Power Toothbrush Special Edition
Model number
HX9911/74
Manuals & Documentation
Frequently Asked Questions
- Which brush head fits my Sonicare toothbrush?
- What are the brushing modes for my Sonicare toothbrush?
- In which countries is the Sonicare app available?
- Can I replace the battery of my Sonicare toothbrush?
- Which devices are compatible with the Sonicare app?
- What do the battery status lights indicate on my Sonicare toothbrush?
- How do I charge my Sonicare toothbrush?
- 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 connect my toothbrush to the Sonicare app?
- How to clean my Philips Sonicare toothbrush?
- After brushing with your Sonicare, follow these steps for longer life and performance
