Gmail and Outlook let you unsend an email, if you make sure to enable the feature first. Find out how to set it up and the limitations of the feature.

If you have inadvertently sent an email in Gmail you wish you hadn't. This guide shows you how to recall an email message in Gmail for next ...

To be sure, this feature doesn’t actually “unsend” your message. The email won’t disappear from the recipient’s in-box just as that person’s mouse hovers over it. Using Gmail’s “unsend” means your ...