I am a bit confused what to use to install this safely. Do I use washers but this is a new motherboard and what kind of screw to use. I don't wanna mess my brand-new motherboard up. I am currently waiting help how to install bthis and I need it done tonight. Please post away because bit took me two days to get this PC set up and I'm already exhausted. This is embarrassing. Tanks. https://imgur.com/CcNF4CP. https://imgur.com/7BVPj6O. Help please.