Gmail Introduces Undo For Emails

Google Labs Introduce Undo Features For Gmail , You Will Get 5sec To Make A Decision To Cancel Or Go On With the Mail :)



To Enable This Feature Signin To Gmail And Select settings -> labs



Then Search For Undo Send And Select Enable



Then You Are Done...



After That You Will Be Notified Whenever You Have Send An Email



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Image source:: gm a il blog

To Read More Visit Gmail Team's Official Blog