An electronic device includes a main body, a lid, two hinge members, a reinforcing member and a covering structure. The main body has a top surface. The hinge members are disposed at two opposite ends of a side edge of the lid to rotatably connect the lid to the main body. The reinforcing member is disposed on the side edge and located between the two hinge members. The reinforcing member is inserted in the through hole to abut the main body. The covering structure is detachably mounted to the main body and partly covering the through hole.