 She spent the next 18 years carrying out an extensive series of visits to ports in China, Japan, Malaya, Vietnam, Borneo, and the Philippines, as well as being deployed operationally as a frigate in support of anti-insurgent operations during the Malayan Emergency, and taking part in various joint and multi-national fleet exercises.In late 1951 "Alert" was temporarily deployed with United Nations Task Group to carry out naval fire support operations off the west coast of Korea.In October 1952 she sailed to the north-west coast of Western Australia to take part in "Operation Hurricane", the first British atom bomb test.