After his release in 1759 he was made captain of the 20-gun and took part in the capture of Quebec. In 1761 he was in command of when she captured and destroyed the 32-gun French ship "Félicité" at Scheveningen. Later that year Elphinstone captured two other French privateers. In 1762 "Richmond" sailed out to the West Indies and Elphinstone was put in charge of transport services during the siege of Havana. He afterwards brought back the 70-gun prize ship "Infanta".