The invention discloses a keyboard switch which is easy to assemble and install, which comprises a keyboard switch cap, a connecting rod, a keyboard switch housing, a push rod, a keyboard switch lower base and a push rod fixing seat. Cavity, the inner upper part of the installation cavity is equipped with a push rod fixing seat, the upper surface of the push rod fixing seat is welded with a connecting rod, the top of the connecting rod runs through the top of the keyboard switch housing, and the top of the connecting rod There is a protrusion, the surface of the protrusion is provided with threads, the bottom of the keyboard switch cap is provided with a thread notch, and the thread notch is matched with the thread on the surface of the protrusion. The cap is screwed tightly on the top of the connecting rod, which is convenient for replacing the keyboard switch cap when the characters on the surface of the keyboard switch cap are unclear or excessively worn, and the keyboard switch shell is conveniently fixed on the keyboard switch lower base by matching the clip and the slot .