Operating out of Deal, she patrolled the Dutch coast and in July 1809 was one of the 264 warships and 352 transports carrying 44,000 troops, that attacked the island of Walcheren in the ill-fated campaign to deny French fleet access to the ports of Flushing and Antwerp on the Scheldt.
[3] Subsequently, Cordelia's principal role was to pursue French privateers and protect merchant shipping between English North Sea ports and along the south coast, including as far as Cork.
[3] Having been recommissioned, Cordelia recommenced her role with the home fleet, but was diverted to Oporto in April 1828 to protect British trade "for as long as any peril should exist"[6] as the port was being blockaded by a Miguelito squadron at the beginning of the Liberal Wars of succession to the Portuguese throne.
[8] On 5 January 1831 she left Sheerness for the Royal Navy's Bermuda station,[9] where she spent twelve months patrolling the West Indies and the eastern seaboard of the United States searching for pirates and slavers.
She served her final two years as a commissioned ship patrolling the Agean and the Levant searching for pirates and escorting convoys.