Wake your Apple Watch by tapping the display or raising your wrist
Press firmly on the current watch face and hold
Swipe left or right to browse available watch faces
Tap the face you want to use
Tap Customize if you want to change colors, styles, or complications
Press the Digital Crown to save the changes
To add a new face, swipe all the way left and tap the plus button
Turn the Digital Crown to choose a face
Tap Add
Press the Digital Crown to finish