In VTiger 7 user can configure the Email to be composed in the VTiger composer window or in the default email program e.g outlook/gmail/office365. This feature help the user to compose the email in the desired environment.
How to Setup VTiger to Start Email in Gmail/Outlook
Go to the “Menu” and click on the “Settings” button and select “CRM Settings“.
Under the “MyPreference” drop down menu select “MyPreference“.
From here scroll down to the bottom of the screen and click on the “Edit Icon” next to the “Internal Mail Composer“.
“Check” means it will compose the mail in the VTiger window, “Uncheck” mean’s it will open default email program e.g outlook/gmail/office365.