Step-1: Click on New -> Manufacturing Order. Manufacturing Order form will appear. Fill the details in it.
Step-2: Click on Save button.
List
You can manage Pending MO in Production app by click on Orders -> Pending MO.
Edit
Note: You can edit the details of Manufacturing Order in Planning app.
Step-1: Select the Manufacturing Order from Vouchers -> Manufacturing Order and right click on it. Click on Edit Manufacturing Order option. Manufacturing Order details will open.