 She was launched on 25 July 1812, and sailed round to Plymouth Dockyard to be completed.Fitting out took place between 9 August and 1 December 1812, and she was commissioned in September 1812 under the command of Captain Sir Thomas John Cochrane, sailing for the West Indies on 19 December 1812.During the War of 1812, under Cochrane's command, she served initially on the Leeward Islands, where she captured the American privateer "Decatur" on 16 January 1813.