How do I reschedule or cancel an appointment? June 29, 2022 14:48 Updated To reschedule or cancel, please visit your confirmation email. Related articles Where are the Colgate Teeth Whitening Spas located? How do I modify or cancel my subscription? How do I make an appointment? Can I cancel my order? How to charge your hum smart toothbrush Comments 0 comments Please sign in to leave a comment.