How To Add Email Signature in Outlook on iPhone (2026 Guide) Make your mobile emails look professional! In this 2026 updated tutorial, I show you how to add and customize your email signature in the Microsoft Outlook app on iPhone. Whether you want a simple "Sent from my iPhone" or a full professional signature with links and formatting, the latest iOS 19 version of Outlook makes it easy to set up. We walk through the 2026 signature settings, showing you how to create unique signatures for different accounts (like personal vs. work). You will learn how to use the "Per-Account Signature" toggle, how to paste rich text or HTML-style signatures, and how to ensure your formatting stays consistent across all mobile devices. This guide is optimized for the latest version of the Outlook Workplace app, helping you maintain a professional brand every time you hit send from your phone. Subscribe to Techify for more "Quick-Start" productivity tutorials and 2026 mobile tech guides. © 2026 Techify. All Rights Reserved.