Whichever application you are using to type emails, then the Edit menu > Undo option should be available.
And all Word Processors have that same option in Edit > Undo.
If you delete any text, Undo will return it.
Turn up the volume with our Apple Byte sweeps!
Two lucky winners will take home the coveted smart speaker that lets Siri help you around your connected house. This sweepstake ends Feb. 25, 2018.