
You’ll have to add the signature manually to this one message.

Once you create your signature, Outlook doesn’t add it to the message you opened in Step 1, even if you chose to apply the signature to all new messages. For more information, see Insert hyperlinks to Facebook and Twitter in your email signature. You can also add social media icons and links. You can change the appearance of any text you add by using the mini formatting toolbar above the text box. Add more information, such as a job or position title and a telephone number, beneath your name (signature). Notes: You can create a signature block like the one in the screenshot.

Under Choose default signature, set the following options for your signature:.Under Select signature to edit, choose New, and in the New Signature dialog box, type a name for the signature.On the Message tab, in the Include group, choose Signature > Signatures.

You can even create different signatures for original emails and shorter ones for replies. Here are easy instructions on how to add an automatic signature in Outlook so that every email will have your contact information. At my last company, the CFO was typing in his signature on emails all the time. I get e-mails from way too many companies that have no signature and no phone number which makes it harder for me to give them a call back.
