What to Do If Your RAM Isn't Detected By Your PC - How-To Geek

RAM will not be compatible with a motherboard slot made for DDR3 or DDR5 Next to Memory, you'll see the amount of RAM your Mac has and its

Id try booting with one stick in a2 or b2, get into the bios, select the xmp profile3000mhz, make sure the dram voltage is at then boot into windows,

ram slot 3 and 4 not working Have you tried just 2 sticks of ram in A2 and B2? That is the initial dual channel configuration Will that boot ok? See if that will boot first then add

ramesses book slot demo First try spraying the RAM slot with electrical contact cleaner and try again Then try pushing on the 2nd RAM slot and then turn the laptop on,