In most older laptops, memory modules came as removable sticks usually DDR3, DDR4, or DDR5 that sat in RAM slots, so you could easily remove and swap them. Now, on many modern laptops, the RAM usually low power DDR or LPDDR is directly soldered to the motherboard. With fixed soldering, the additional space around the motherboard, housing the connector piece, and the extra headroom between the modules and the bottom panel is significantly reduced. That the reason laptops today look so sleek and...
