optimizing

I recently upgraded from 16gb of RAM to 32gb and for some reason it seems to be going slower than it was before. I'll have excel and firefox (20 tabs) open and the task manager will show 24% to 36% memory usage which doesn't seem right at all. I'm also getting cursor lag that I didn't have...

I decided to get x2 monitors msi mag241c for $150 each from Newegg. It’s a 24”, 144hz, curved widescreen and more features so why not (it’s $250 on Amazon). They arrived a week later and I was happy. Problem is when I try to set one of the monitors to 144hz, screen goes wild like damage...