Call of Duty: Modern Warfare 4 will feature “campaign early access,” allowing people who preorder or pre-buy the game to start playing the story mode early. This applies to preorders and pre-purchases for the MW4 standard digital edition or the Vault edition, across Xbox Series X|S, PlayStation 5, Switch 2, and Steam. The campaign early access begins on October 16, which is a full week before the game releases for everyone on October 23. During that week, only the game’s…