How do I change the text and link colors of my email signature ? Luc Castera July 26, 2017 19:05 Updated Follow Under the styling tab, we have options for setting the font style, size and colors. Related articles How do I add a email signature to Gmail Mail ? How do I save a signature ? How do I add a signature to Apple Mail on iOS? How do I change the layout/theme of my signature? Can I leave fields empty? Comments 0 comments Please sign in to leave a comment.