To see how MRP will respond to the master production scheduling (MPS) orders we created, it will be necessary to run MRP. To run MRP by planner code, follow these steps:
Pull down the module menu.
Select the submenu.
Select the submenu.
Choose the option.
Check All Planner Codes, All Warehouses, and enter a Cutoff Date that is one year in the future (+365).

Click the button.
Wait while MRP runs in the background.
Screen will close when MRP is finished.