STEP REGEN Menu Commands
When you click > 
Play Steps, the STEP REGEN menu lists the following commands:
Play Steps, the STEP REGEN menu lists the following commands:• Set Step—Select a step from the Process Window.
• PreviousStep—Roll model back one step.
• Next Step—Regenerate model forward one step.
• Set Operation—Select an operation from the Process Window.
• PreviousOper—Roll model back one operation
• Next Oper—Regenerate model forward one operation.
• Step Info—Display information for current step.
• Oper Info—Display information for current operation.