@Mary-Ann1 There is a red remove button at the bottom of the screen, below the day choices for that alarm. This isn't the most professional YouTube video, but you can see the screen around the 2:00 mark.
The Versa 4 and Sense 2 navigate the same way.
Laurie | Maryland
Sense 2, Luxe, Aria 2 | iOS | Mac OS
Take a look at the Fitbit help site for further assistance and information.