Why does my Task Manager show i have 4 open RAM slots? — Acer ...
You don't. Its likely the chipset which is common to other designs supports 4 ram slots. There's only 2 physical ram slots its entirely possible to use the same chipset for 4 sticks.
How can I detect the amount of memory slots I have?
So which RAM slots should you use, and why does it make any difference where the memory modules go? ... Does It Matter Which RAM Slots You Use?
how to check ssd slot in laptop - Windows 10 Forums
Also, try inserting the RAM modules into different DIMM slots. Be sure to read your motherboard manual to see which DIMM slots you should use for optimal performance.
Inspiron 15-3543, RAM upgrade, power consumption
I want to upgrade the RAM for my i3 Inspiron 3543. Can I upgrade up to 16GB? Which brand RAM is supported? Which DDR is applicable & how to check it?