Triple Channel

Hello, I have an acer aspire v3-571G. The laptop has 4 ram slots and is currently on a 4+2 ram combo. I was wondering if I add another 4gb ram will it run fine on triple channel and would I need to activate it on BIOS or something ? I'm asking this since 10gb of ram isn't exactly common and I...

I will buy a notebook with hm87 chipset and a 24GB of RAM (3x8) with i7-4810MQ. IT WILL FUNCTIONAL IN A TRIPLE CHANE, the notebook have just 3 slots for RAM 24 GB DDR3 (1600 MHZ) / ( 3x 8 GB)