Before you start, read Generic Safety and Compliance Notices and print the following instructions.
The M.2 solid-state drive is sensitive. Inappropriate handling might cause damage and permanent loss of data.
Replace the M.2 solid-state drive only repair. The M.2 solid-state drive is not designed for frequent changes or replacement.
Before replacing the M.2 solid-state drive, make a backup copy of all the data that you want to keep.
Do not apply pressure to the M.2 solid-state drive.
Do not touch the contact edge or circuit board of the M.2 solid-state drive. Otherwise, the M.2 solid-state drive might get damaged.
Do not make the M.2 solid-state drive subject to physical shocks or vibration. Put the M.2 solid-state drive on a soft material, such as cloth, to absorb physical shocks.
Disable the built-in battery. See Disable Fast Startup and the built-in battery.
Turn off the computer and disconnect the computer from ac power and all connected cables.
Close the computer display and turn the computer over.
Remove base cover assembly. See Base cover assembly.