Office 365 (Outlook for iOS) - Create an email signature
This document explains how to create and add an email message signature in Outlook for IOS.
1. Log into Outlook App and Tap Settings in the tool bar at the bottom of the screen.
2. Tap Signature.
3. Toggle whether you wish to create one signature to be used by all accounts or create one signature unique to each account. You can then compose the signature in the body below.