The game starts you off with the tutorial mission, Prologue, which introduces you to the main characters, Michael De Santa and Trevor Philips. The tutorial is very helpful in showing you how to move your characters, access and aim your weapons, interact with items and NPCs, and switch between characters.
Learn from the first mission.\n\n The first two missions are tutorial missions. The first mission is with Michael and Trevor, and the second mission is with Franklin. After successfully finishing the mission, you are now free to roam Los Santos and take missions at your own pace.