The "Insufficient free disk space. Please free at least 5MB" error in Call of Duty: Advanced Warfare
If none of these work, create a new Windows user account with admin rights and launch the game from there. This bypasses nearly all permission issues.
Lower Graphics for First Launch: If using an NVIDIA card, use GeForce Experience to set all game settings to Low before launching. Once in-game, you can typically raise them again.
What is the 5MB Error?
Corrupted settings can trigger the 5 MB error.
Win + R, type %USERPROFILE%\Documents, hit Enter.Call of Duty Advanced Warfare.C:\Users\[You]\OneDrive\Documents\..., right-click the desktop > New Folder > Name it MyGames.Call of Duty Advanced Warfare folder to C:\MyGames.mklink /J "%USERPROFILE%\Documents\Call of Duty Advanced Warfare" "C:\MyGames\Call of Duty Advanced Warfare"