An electronic device includes a main body, a cover, and a latching mechanism latching the cover to the main body. The latching mechanism includes a latching assembly and a hook assembly secured to the cover. The latching assembly includes at least one latching member slidably received in the main body. The hook assembly includes at least one hook member. The at least one hook member engages with the at least one latching member to latch the cover to the main body, and disengages from the at least one latching member allowing the cover to unlatch from the main body. The at least one hook member is hidden in the cover when the cover is unlatched from the main body, and extends out of the cover engaging with the at least one latching member latching the cover to the main body. A latching mechanism is also provided.