To access that start up the game, press escape to get to the menu, then the last category will be for video editor. You can’t really make a fat character but GTA on PC has a video editor with “director mode” where you can play as pretty much any character including plus sized pedestrians. However, GTAV PC does have a director mode where you can play as fat NPC’s. It’s sad that you can no longer change the look (Except clothing and tattoos) in the GTA series, which was a feature in GTA: San Andreas.
What happens if I delete my GTA Online character?.How do I make my GTA Online character look good?.Can I make my GTA Online character Fat?.