Each individual cooler will have its own set of instructions your should follow, but the gist of most installations requires affixing a backplate and threading four pins though back of your motherboard.
Most third-party coolers require installing a backplate, which you may or may not have already done from step three of our PC building guide. Each individual cooler will have its own set of instructions your should follow, but the gist of most installations requires affixing a backplate and threading four pins though back of your motherboard.