: Navigate to the FIFA 09 installation directory (usually C:\Program Files\EA Sports\FIFA 09\data\input ).
The term refers to a significant community effort to modernize the 2008 title with current rosters, graphics, and technical fixes. Purpose of devdata.dat devdata dat fifa 09 19 updated
Note: This paper is based on reverse-engineered community knowledge and official game file analysis; EA never publicly documented DevData.dat. : Navigate to the FIFA 09 installation directory