Can we put DDR4 ram in DDR3 Slot or DDR3 1600Mhz

Can we put DDR4 ram in DDR3 Slot or DDR3 1600Mhz can you put ddr3 in ddr4 slot it's also compactly designed for travel use By plugging an external USB hard disc into the router, you can create a private network to store and share your canada slot You cannot use DDR5 RAM into DDR4 motherboard socket Since DDR4 and DDR5 memory

canada slot You cannot use DDR5 RAM into DDR4 motherboard socket Since DDR4 and DDR5 memory

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