Can I edit an action?

Yes, you can delete them or add a note. With flex and max goals, you can also change the value recorded.

To change a value open the activity list from the recording screen. Now tap a tap on the activity you want to change. You will be able to change both the value and the attached note of the activity.

To delete a value open the activity list from the recording screen. Now tap on the delete button right next to the activity you want to delete.