Follow the instructions below to modify a load case that was previously created. 
- In the Standard toolbar, select Loads from the list of layouts.  The Loads table displays, and the Load Types dialog opens. 
Note: If you're not using the Loads layout, you can also click 
Loads 
 Load Types to access the 
Load Types dialog. 
 
  
- Select a load case number from the list of defined cases.  A red arrow appears in front of the load case number. 
Note: If you don't select a load case from the list, the last active load case will be considered. 
  
- Modify the values from the Case description group as necessary. 
 
- Click Modify. 
 
 Repeat these steps for each load case that you want to modify.