The next steps require you to install components that are not related to the motherboard. Plug the mouse, keyboard, and video cable from the monitor to the blue colored port of the video card sticking out at the back. Plug the power cords for both the computer tower and the monitor. Press the power button and commence with the installation of the operating system. These are the things you need to do to build a computer step by step.
Here’s what you need to do to build a computer step by step. The first step in the assembly process is to install all the components that are related to the function and specifications of your motherboard. This includes the video/graphics card, memory modules, hard drive, CD/DVD drives, processor, CPU fan and heat sink, PC tower case, and the power supply.