How to change the email client used by LibreOffice?
LibreOffice allows you to use a local email client to send the current document via email or complete a mail merge. You can specify which email client LibreOffice uses by specifying the path of any MAPI compliant email client in▸ ▸ ▸ (found in any LibreOffice application).
For the email client to work with LibreOffice, you must have Java installed and it must be recognized by LibreOffice.
LibreOffice can support any MAPI compliant email client on Windows and will use the client specified in the Windows Control Panel.
LibreOffice can support the following email clients in Linux: iceape, mozilla, netscape, seamonkey, icedove, thunderbird, kmail, mutt, evolution, gnome, xdg, groupwise, dtmail, sylpheed, claws.