Can You Upgrade a Laptop From DDR4 to DDR5 Memory?

Attempting to insert DDR4 RAM into a server motherboard designed for DDR3 is not feasible, just as DDR3 cannot fit into a DDR4 slot DDR3 vs

2-Slot Thermal and Power Specs Maximum GPU Temperature 94 Maximum Graphics Card Power 120 W Minimum System Power Requirement 400 W

ddr5 in ddr4 slot DDR5 DRAM Support, 4000MHz, Max 128GB; Four 22802242 M-Key x 2, 30423052 B-Key x 1 + Micro SIM Slot x 1, Mini PCIe x 1 + Micro SIM Slot x 1

ddr5 slot I have 4 DDR5 slots and 2 sticks of ddr ram, the slots are marked A A and B B in that order, the mobo shows the first slot in A and B are