Ok to use 3 RAM sticks in this board?

Ram Slots 1 3 Vs 2 4 Which Slot Order to Fill First? Clear ram slot 1 and 3 so my task manager said 1 of 2 ram slots used, when i hover it said slot 1: empty slot 2: 4,0GB, 1600mhz but it show 8gb of ram just fine ram not detected in slot 2 In our test machine's case, there were four slots that received numbers 0-3 instead of 1-4 Even if a memory card gets assigned to slot zero,

ram slot 13 or 24 The mother board has 4 ram slots and the manual advises you to fill the furthest slot from the socket first, leave one free then populate the