They formed a minelaying squadron in 1914–15 during the First World War, although Apollo was disarmed in 1915 and served in secondary roles until sold for breaking up in 1920.

One QF 3-pounder Hotchkiss gun was carried for use in the ship's boats, although it was provided one mount on each side of the after end of the waist.

[3] She took part in the fleet review held at Spithead on 16 August 1902 for the coronation of King Edward VII.

In August 1920, Apollo was sold, along with her sister Andromache, to Sidney Castle and moved to Corporation Wharf in the Cattewater for demolition.

[1][5] The two cruisers were stripped to their hulls, but then registered as merchant vessels by Castle and offered for sale.