 She was employed on blockade duties during the War of the Austrian Succession, and in 1741 "Argyll" captured five Spanish coasters, and with the assistance of two other warships cut free five captured British warships that were docked in north-western Spain.In 1742 "Argyll" served to escort convoys of East Indiamen from St. Helena to England.In 1745 she returned to Britain by way of escorting a convoy and was paid off in 1746.