Select your exact model to see every firmware version.
18 models
Watch5,4
Watch5,3
Watch5,2
Watch5,1
Watch4,4
Watch4,3
Watch4,1
Watch4,2
Watch3,4
Watch3,3
Watch3,2
Watch3,1
Watch2,7
Watch2,6
Watch2,4
Watch2,3
Watch1,2
Watch1,1