Outlook for Mac does not support Auto-mapping of shared mailboxes. Add the mailbox under Open these additional mailboxes. Full Access permission, see How to grant Exchange and Outlook mailbox permissions in Office 365 dedicated.

Best malware antivirus for mac. Insert a signature automatically • On the Message tab, in the Include group, click Signature, and then click Signatures. • Under Choose default signature, in the E-mail account list, click an email account with which you want to associate the signature. • In the New messages list, select the signature that you want to include. • If you want a signature to be included when you reply to or forward messages, in the Replies/forwards list, select the signature.

Otherwise, click (none). Insert a signature manually • In a new message, on the Message tab, in the Include group, click Signature, and then click the signature that you want. Edit: Provided you have assigned a signature to the currently selected account, Outlook 2010 will change the signature when you select a different account from the Account dropdown.

So make sure each account has a default signature set for this to work, even if the signature is blank.