Most offline server programs include a custom launcher ( NFSSO_Launcher.exe ). Set the target executable to C:\NFSWorld\NFSSO.exe and the server IP to 127.0.0.1 .
The 1.9.3 version is popular because it often includes updated launchers and serves as a bridge for those who eventually want to transition to community multiplayer servers. nfs world offline server program for v1.9.3
While highly functional, version 1.9.3 does have some missing features: Most offline server programs include a custom launcher