Open Mail.
Click the Mail menu, then Preferences.
Click on Accounts.
Select the account your want to remove, then click the (-) at the bottom of the list.
Mail will probably ask you to verify what you want to do at that time.
Open Mail.
Click the Mail menu, then Preferences.
Click on Accounts.
Select the account your want to remove, then click the (-) at the bottom of the list.
Mail will probably ask you to verify what you want to do at that time.