With intelligent email, calendar reminders and contacts, Outlook for Android lets you do more from one powerful inbox. Microsoft Outlook for Android helps millions of users connect all their email accounts, calendars and files in one convenient spot.Create and work together on Word, Excel or PowerPoint documents. Click the New button in the Signatures and Stationery window. Click Signature > Signatures… on the Message tab. You can create multiple email signatures in Outlook - one for each email account or a different signature for different canned replies.