Dell Inspiron 5491 2n1 Service Manual page 21

4. Align the notch on the solid-state drive/Intel Optane memory module with the tab on the solid-state drive slot.
5. Slide the solid-state drive/Intel Optane memory module firmly into the solid-state drive slot at an angle.
6. Press the other end of the solid-state drive/Intel Optane memory module and replace the screw (M2x3) that secures the solid-state
drive to the palm-rest assembly.
Removing and installing components 21