Exercise Goal - Update

While the exercise and stand goals can't be changed, you can adjust your calorie goal whenever you'd like.

1. Launch the Activity app from your Apple Watch's Home screen.
2. Press firmly on the screen.
3. Tap on Change Move Goal.
4. Adjust your goal using the - and + buttons.
5. Tap Update.

Try this....Change workout type Apple Watch

How to change Apple Watch exercise goal

1. To start, open the Activity app on your Apple Watch.
2. Firmly press on your rings (Force Touch) and tap Change Move Goal.
3. Lower your goal with the – button or with the Digital Crown.
4. Tap Update.