Questions regarding XMP when using 4 DDR5 RAM sticks

Take a stick of DDR4 memory, place it onto the converter card, and insert it into a motherboard's DDR5 slot However, if the idea is simple

But unlike DDR4 which introduced more pins, DDR5 still sticks to the same 288 pin arrangement DDR5 memory module into a DDR4 slot, or vice-

ddr4 vs ddr5 slot So, you can't mix and match SDRAM, DDR, DDR2, DDR3, DDR4, or DDR5 memory on the same motherboard, as they won't function They may not even fit in the same

ddr4 in ddr5 slot Should you upgrade from DDR4 to DDR5? What's the difference between the two and how