Hi Marcelo,
If you click the three dots button beside the status field you should be brought to a screen where you can edit and add statuses. See the screenshot below. Hope this helps!
- Jason

Need more help? Ask us about Method consulting services
Jason Masina
Community Support Specialist
Method Integration Inc.
Toll Free: 1.888.925.6238
Local and overseas: 416.847.0400
Fax: 416.640.6027
E-mail: j.masina@methodintegration.com