Automatic Preselection
With automatic preselection enabled, you can add elements to the preselect list and use them for Modify operations without using the 
Select buttons.
Select buttons.To enable automatic preselection:
1. Click > > 
System.
System.The System dialog box opens.
2. Click Preselect.
3. Click the Automatically use preselection check box.
 | Automatic preselection is enabled by default in Creo Elements/Direct Drafting Fluent UI. |
The active preselection ends after you start a new command or middle-click to end the current command. The active preselection also ends when you click 
Cancel or press ESC.
Cancel or press ESC.