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2 year warranty
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Philips Sonicare DiamondClean Smart 9400 Rechargeable Toothbrush
Discontinued
Support
HX9985/48
HX993S
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User Manual
All (25)
Can I exchange points in the Philips Sonicare App?
How does the brushing guidance work in the Sonicare app?
Do I need an Alexa device to reorder replacement brush heads for my Sonicare?
How do I enable or disable the pressure sensor on my Sonicare?
How do I reorder Sonicare replacement brush heads with Alexa?
C3 Premium Plaque ControlStandard sonic toothbrush heads
G3 Two-in-one4-pack brush heads
TongueCare+Tongue brushes
C3 Two-in-one2-pack brush heads
C3 Two-in-one4-pack brush heads
G3 Two-in-one2-pack brush heads
W3 Premium White2-pack standard sonic toothbrush heads
C3 Two-in-one3-pack brush heads
G3 Two-in-one3-pack brush heads
G3 Premium Gum CareStandard sonic toothbrush heads
My brush head is difficult to attach or remove.
I cannot connect my toothbrush to the Sonicare app
My brush head falls off my Sonicare toothbrush
My Sonicare toothbrush is not vibrating
My Sonicare toothbrush turns off by itself