3rd + 4th RAM slots not working

Ryzen 5 5600X,MSI B550 only 1 RAM slot working ram slot 3 and 4 not working *Please refer to CPU support list for details Chipset - AMD B550 Memory - Dual Channel DDR4 Memory Technology - 4 x DDR4 DIMM Slots - 3-pin or 4-pin fan ramses legacy slot On my system, when the memory was not installed per these instructions, it would either not boot, or it booted but I got memory errors depending

ramses book golden nights slot First off, I noticed that two ram sticks won't work until I use 1 ram stick and turn on my PC Then two ram sticks will work after that This is constant I've