
Change Profiles Shell settings in Terminal on Mac
Use Shell settings in Terminal to change the startup or exit behavior of the shell for a Terminal window profile.
To change these settings in the Terminal app 
 on your Mac, choose Terminal > Settings, click Profiles, select a profile, then click Shell.
Note: The settings you choose in this pane apply only to the profile you select. They don’t apply to the Terminal app in general.
Option  | Description  | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Startup  | Set a command to run when the shell starts up. 
  | ||||||||||
When the shell exits  | To change the way the window behaves when the shell exits, click the pop-up menu, then choose an option: 
  | ||||||||||
Ask before closing  | Select whether to receive an alert before processes are terminated. 
  | ||||||||||