Create a signature for your email messages that you can add automatically to all outgoing messages or manually to specific ones.
1. After you have successfully logged into your Office 365 email, click the Settings icon, scroll to the bottom and select View all Outlook settings.
2. In the Settings window, select Mail, then Compose and Reply.
- Compose your signature in the editor.
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If you want your signature to appear at the bottom of all new email messages that you compose, select the Automatically include my signature on new messages I compose check box.
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If you want your signature to appear on messages that you forward or reply to, select the Automatically include my signature on messages I forward or reply to check box.
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If you don’t select these options, you can manually add your signature to a selected message.
4. Click Save when done.