How to enable the ‘Undo Send’ feature in Gmail?
Follow the steps to enable the ‘Undo Send’ feature in Gmail.
1. Login to Gmail account
2. Click on the gear icon, from the drop down select settings[Quick link]
4. Check on Enable undo send check box and select the cancellation period default is 10 seconds, scroll down and save the settings.
Now each time you send an email it will wait for 10 seconds before the message is sent you can Undo it to edit before finally sending.