Philips Sonicare DiamondClean SmartSonic electric toothbrush with app

Can I use my Sonicare account/profile on other phones?

Can I use my Sonicare toothbrush without the app?

How does the brushing guidance work in the Sonicare app?

How do I enable or disable the pressure sensor on my Sonicare?

Can I sync the Sonicare app with the Apple Health app?

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 turns off by itself

My Sonicare toothbrush is vibrating less powerfully