Hi Cécile,
Yes, in the form editor you need to go into the values for the checkbox and then go to advanced editor. Then here you need just
![0EM50000000RpfI.jpg 0EM50000000RpfI.jpg](/t5/image/serverpage/image-id/7037iD97AC70B7C3F40DC/image-size/large?v=v2&px=999)
In next month's release I believe there will be a new option for a labeless checkbox that will make this easier.
Cathal