How to install 2280 M.2 card into X11DDW-L/NT?
X11DDW-L/NT bundles one M.2 holder on M.2 slot by default. On this M.2 holder, can see one “holder mount” screw. Please turn 90 degree to unlock this screw then take out this M.2 holder from M.2 slot.
Take following “card mount” kit from MB’s accessory box then install this kit into MB. After that, install M.2 card and insert pin with M.2 card to fix M.2 card.