If you have set your signature to show up for new emails and/or replies, Gmail will automatically add them on the web and ...

The Gmail app on Android can now use your signature on desktop. If you don’t have a separate signature setup on mobile, the app will use your web signature for replies and new messages.

However, that disparity may no longer be an issue. Signatures have long been a feature available on Gmail’s web version. Unfortunately, these signatures, which allow users to include important ...