How to change your email signature in Outlook

Whether it’s a new job title (congratulations!) or a phone number change, make sure you keep your email message signature up-to-date.

This guide is for: Outlook for Office 365 / Outlook 2019 / Outlook 2016 / Outlook 2013.

  1. Click File > Options > Mail > Signatures.
  2. Click the signature you want to edit, and then make your changes in the Edit signature box.
  3. When you're done, select Save OK.


For more information about email signatures or if you haven’t created one yet, see Add a signature to messages.