Introduction to the Changing of the Guard Ceremony: The Changing of the Guard ceremony of the Royal Guards at Buckingham Palace is held from 11:30 to 12:00 every year from April to September. In other months, it is held every two days at 11:30, with military music and Amid the command, various parade performances were performed, and gun salutes were held to give each other a royal atmosphere, which often attracted passers-by and tourists to watch.