An mounting structure includes an enclosure, a bracket, a latching member, and an elastic member. The enclosure includes opposite first and second sidewalls. An insert hole is defined in each of the first and second sidewalls. A latching hole is defined in the first sidewall. The bracket to receive an electronic device includes opposite first and second sides. An insert extends from each of the first and second sides. The inserts can be inserted in the insert holes. The latching member is rotatably mounted to the bracket. The latching member includes a main body, and a latching pole extending from the main body. The elastic member can bias the latching member to rotate to a latching position in which the latching pole is inserted in the latching hole of the enclosure.