ASUS ROG Strix GL503VD-DB71 M.2 SSD Replacement

Completely turn off the laptop, lay it on a flat surface, and turn it over.

Using a plastic pry tool, pry off the rubber tab to reveal the screw underneath.

Using a Phillips #0 screwdriver, unscrew the one 2 mm screw that is holding down the compartment cover on the bottom of the laptop.

With a plastic pry tool, carefully pry open the cover on the bottom of the laptop starting where the screw was located.

Once part of the cover is popped off, slide your pry tool around the edge of the entire cover until all the connectors unsnap.

Locate the M.2 SSD and with a Phillips #0 screwdriver unscrew the 2.5 mm screw holding it down.

With your hand, lift up the M.2 SSD and carefully pull it out of the connector slot making sure not to apply to much pressure.

Take your new M.2 SSD and slide it back into the connector slot face up until it is fully in.

Take the 2.5 mm screw that was holding down the M.2 SSD and with a Phillips #0 screwdriver screw it back into the slot to hold down the new M.2 SSD.

Take the bottom panel and align it so the shape fits to the opening.

Slide the left side of the cover back into the slot first so that the two extrusions fit into their openings.

Carefully press down around all the sides of the bottom cover until all the connectors snap back into place.

Using a Phillips #0 screwdriver, take the 2 mm screw that was holding down the cover and screw it back into the opening on the cover.

Place the rubber tab back into its slot with the sticky side down.