How do you get a video game video on YouTube

First you need to have a youtube channel. Go to your bar on top and create an account. Then you'll need to download software to record like : OBS, ScreencastOtomatic. you can find youtube videos how to use them. Then when you finish recording, go to the top right of your youtube home page and click on upload, there your video/s will be in a file, select it and it will start uploading, you can write your description and maybe add some tags and wait till it tells you its done then you are done !