Dell NOT21684 Owner's Manual page 63

Steps
1. Place the M.2 2230 solid-state drive mounting bracket on its slot on the palm-rest assembly.
2. Align the notch on the M.2 2230 solid-state drive with the tab on the M.2 2230 solid-state drive slot.
3. Slide the M.2 2230 solid-state drive into the M.2 2230 solid-state drive slot.
4. Replace the screw (M2x3) that secures the M.2 2230 solid-state drive to the solid-state drive mounting bracket and
palm-rest assembly.
5. Align the screw holes on the solid-state drive thermal shield with the screw holes on the M.2 2230 solid-state drive and
palm-rest assembly.
6. Replace the two screws (M2x3) that secure the solid-state drive thermal shield to the M.2 2230 solid-state drive and
palm-rest assembly.
Next steps
1. Install the base cover.
2. Install the SIM card.
3. Follow the procedure in
62 Removing and installing Customer Replaceable Units (CRUs)
After working inside your computer.