Purdue continues to lock in future football schedules and it appears that the allowance of an FCS team in even-numbered years (when the Boilers are scheduled to have just four Big Ten home games) will continue in order to get at least six home games in those seasons. Purdue had already added Indiana State for paycheck games in 2022, 2024, and 2026 for such a purpose, and they recently added FCS Western Illinois to the schedule for 2028:
The Purdue Boilermakers have added the Western Illinois Leathernecks to their 2028 football schedule, FBSchedules.