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From there just select the customers you wish to send the message and click balloon button.
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Notification upon order status change
Upon new order the SMS notification will be send to customer. When an administrator changes the status of an order from history, can choose whether to notify customer.
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License
Open Software License 3.0
OSL 3.0 is a copyleft license that does not require reciprocal licensing on linked works. It also provides an express grant of patent rights from contributors to users, with a termination clause triggered if a user files a patent infringement lawsuit.
Permissions
Commercial use
Distribution
Modification
Patent use
Private use
Limitations
Trademark use
Liability
Warranty
Conditions
License and copyright notice
Disclose source
State changes
Network use is distribution
Same license