Create a signature in Outlook (Outlook on the Web)
Automatically Add a Signature in Outlook
Easily personalise your emails by setting up an automatic signature in Outlook. This ensures your signature is added to all outgoing messages without any extra steps.
1. Go to Settings.
2. Select Mail > Compose and reply.
3. Under Email signature, type and format your signature.
4. Choose the default signature for new messages and replies.
5. Click Save.