Portable information handling system modular keyboard having removable lattice and keys

An information handling system comprising:

• a housing having first and second housing portions rotationally coupled by a hinge;
• a processor disposed in the first housing portion and operable to execute instructions that process information;
• a memory disposed in the first housing portion and interfaced with the processor, the memory storing the instructions and information;
• and
• a keyboard assembly having plural keys at an upper surface of the first housing portion, the plural keys configured to accept end user key press inputs, the plural keys coupled to a housing cover having at least one coupling extension for each of the plural keys, the keyboard assembly further having a membrane disposed between the housing cover and the plural keys and a flexible planar sheet, the flexible planar sheet disposed between the plural keys and the membrane, the membrane having a key input sensor aligned with each of the plural keys to detect key presses, the flexible planar sheet having an opening aligned with each key input sensor and fitting around one or more of the coupling extensions, the planar sheet configured to separate the plural keys individually from the coupling extensions when the flexible planar sheet pulls up from the membrane.