01) Access the Control Panel
02) After login click Configuration >> SMS
03) Edit the fields:
SMS display must be true
Choose an API integration in the Choose SMS API field
Fill in the SMS Store Name field
Fill in the field SMS Store Telephone Mobile Number (Some integrations may require this information)
04) In the chosen integration configure the KEY, TOKEN, USER OR PASS.
For more information about the plans go to the page of the chosen company.
05) After setting, access the order page will have the field: Send SMS
Selecting this option and populating the customer's telephone field will automatically send the message described to the customer regarding the order.
Attention to the limit of characters to send message to the client.