You will get the following [Process completed] message when exiting the session in Terminal for macOS and will then have to close the Terminal windows afterward manually.
Saving session...completed. Deleting expired sessions...none found. [Process completed]
You can avoid the message and automatically close the Terminal window or tab when exiting the session by configuring Terminal's option.
Basic is the default profile and it's safe to just select it if you can't remember ever changing the profiles settings.
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