Troubleshooting & support
Philips Sonicare DiamondClean Prestige 9900 Rechargeable Toothbrush
HX9992/43
Selected color
Black
Register your product
Get your extended warranty
Register within 90 days after purchase and get an extended warranty (conditions may apply).
Manuals & Documentation
- Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - Data Act Document PDF file, 305.3 kB
11 September 2025 - EU Declaration of conformity PDF file, 696.7 kB
29 June 2026 - UK Declaration of conformity PDF file, 144.9 kB
31 July 2025
Frequently Asked Questions
- How does Sonicare 9900 Prestige work with the app?
- How do I enable or disable the pressure sensor on my Sonicare?
- How does the BrushPacer work on my Philips Sonicare Prestige Toothbrush?
- Can I use Sonicare 9900 Prestige if I wear braces or have dental modifications?
- How can I safely dispose of the battery from my Sonicare 9900 Prestige toothbrush?
- Can I sync the Sonicare app with the Apple Health app?
- How do I connect my Philips Sonicare 9900 Prestige toothbrush to the Sonicare app?
- 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 do I charge my Sonicare 9900 Prestige handle on the charging base?
- What do the symbols on my Sonicare toothbrush mean?
- Can I replace the battery of my Sonicare toothbrush?
- How many buttons are on my Sonicare 9900 Prestige?
- How do I charge my Sonicare toothbrush?
- How does the pressure sensor feedback work on my Sonicare toothbrush?
- How do I register my Sonicare toothbrush?
- What are the brushing modes for my Sonicare toothbrush?
- Can I use my Philips Sonicare Toothbrush in the shower?
- How do I connect my toothbrush to the Sonicare app?
- How do I brush my teeth using the Sonicare app?
- How to clean my Philips Sonicare toothbrush?
Popular parts and accessories for this product
Customer Service
How can we assist you?
Suggested products
- Other business solutions
- Other business solutions
- Lighting
- Automotive
- Hearing solutions More
- Stay up-to-dateStay up-to-date
-
Select country/region
Ireland (English)
© Koninklijke Philips N.V., 2004 - 2026. All rights reserved.