Nope, enter to Configuration/license and check the form! (Support requests)
by acaballero 
, Monday, March 11, 2013, 10:57 (4057 days ago) @ Denis Smithson
Please check the next forum post, I've explained the procedure there:
http://www.lavasoftworks.com/smtping/forum/index.php?mode=entry&id=8
Something else: Please update to the latest version (now 1.2.1)... There was an error in the license manager that is already fixed.
Complete thread:
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