Detecting Interferences > Interference Detection > To Set Default Calculation Mode for Interference Detection
  
To Set Default Calculation Mode for Interference Detection
1. Click File > Options. The Options dialog box opens.
2. Next to Showing, select Defaults.
3. On the left, click Interference. The Model-Interference options open.
4. Select a calculation mode.
5. Click Apply to apply the options and keep the Options dialog box open, or click OK to apply the options and close the dialog box.