pc building

i just received a new pc as a gift from a friend its a tower and i looked in side and it only has one ram card that's 4 gb is that normal and can i put in 2 more 4 gb cards and h<ow upgradeable is a store bought tower pc? and is it safe / worth while to overclock this pc?

Looking to play games like DayZ, H1Z1, CSGO, Battlefield. What do you think of the build? Getting the parts soon. http://pcpartpicker.com/p/kNqyRB

Hi, I'm building a small mini-ITX pc for my parents, and they want as little wires and visible pieces/parts as possible. They are very fussy about it's looks, so they want the monitors to be identical. Right now I'm looking at either: 1.2x 24" monitors with built in speakers LG E2411PU-BN...

So I am doing my very first build and, of course, ran into a problem. At least it seems to be a known one, which is nice because that would mean that I did not accidentally break anything without even noticing. However, I still don't really know what to do. Solutions provided up until now seem...

recently downloaded opera broswer for my pc (windows 7), and i dont see any norton extensions so im not sure if it will be safe to use opera, would it be ok? do i need the norton extensions for opera? cant find them even if i search for new extensions, thanks

Background- Asus P9X79 Pro nearly 2 years old, recently installed new BIOS chip. A flash was attempted few months back but with the need for a converter file it did not take. I was too inexperienced and leary to go further. Concurrently- Have been trying to install 2 OS's on two separate...

My acer v7 is missing start up that won't let it take me to the start screen but instead it takes me to recovery. What can I do to make it work??