A tri folding tonneau cover having multiplicity of cross beams, a soft cover extending over the frame, a set of adjustable front locking system attached onto the two ends of a cross-beam located close to the front side of the frame, and a set of rear latching mechanism. The rear latching mechanism comprising of a set of latches, cables, guiding spools and a cable handle. Each cable can release one latch and all cables are connected to the cable handle through the guiding spools. Therefore, all latched can be released at the same time with pulling onto the cable handle.