The Composition Toolbar is shown below.
Elements
–Send: send a message. The button is available if the From and To fields are filled in. Offline, the Send Later button is displayed.
–Encrypt: enable end-to-end encryption of the message.
–Spelling: customize spell checking of the message text. In the context menu of the button you can enable automatic spell checking in the required language.
–Save: save the message. In the context menu of the button you can select the saving mode:
•File: save the message as a file.
•Draft: save the message as a draft to the Drafts folder.
•Template: save the message as a template to the Templates folder in the Local Folders section.
–Contacts: enable the contacts sidebar to add recipients.
–Attach: attach attachments to the message. You can select attachments from the context menu of the button:
•File(s): files from the local disk.
•Web Page: a link to a web page.
•My vCard: a business card.
•My OpenPGP Public Key: an OpenPGP key.
•Remind Me Later: enable a reminder to add an attachment before sending an email.