Can i upgrade ddr3 to ddr4 in my acer e5-576g-59q9

Is DDR4 RAM compatible in a DDR3 RAM slot? can i put ddr3 in ddr4 slot With major changes to its physical design, specifications, and features, motherboards with DDR4 slots cannot use DDR3 RAM, and DDR4 RAM can't be can you use ddr3 in ddr4 slot hello dosto ,is video mai mene apko ye btaya hai kikya hum apne purane otherboard

can you use pcie 40 in 50 slot DDR3 Memory · iCUE RGB Memory · Mac Memory · Laptop Memory FEATURES VENGEANCE® LPX 64GB DDR4 DRAM 3200MHz C16 Memory Kit