If you want to set up an email signature in Outlook Online, click the Settings button – the one that looks like a cog, then scroll right down to the bottom and click Mail. A list of options will appear on the left hand side of the window. Scroll down until you get to the Layout section and then click Email signature.
Check the appropriate boxes as to whether you want to Automatically include my signature on new messages I compose and/or Automatically include my signature on messages I forward or reply to. Type in your signature in the main box, formatting as required. Click Save.
Your email signature is now set up.
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