If you want to retrieve deleted mails from yahoo, you can easily do that by undeleting all the mails from the trash folder in case you don’t know how to retrieve deleted emails from yahoo. To undelete the mails from Yahoo map, you need to open the navigation menu by tapping the icon on the bottom left of your screen and tap ‘trash’. Then, open the message you want to retrieve, then, tap Move and then select Inbox and your selected mail will appear in inbox. Now you can also recover mails by Restore Request. Now open a Restore Request Specify in the required form whether you deleted the message in the mobile or desktop Yahoo Mail platform, and the approximate time frame when you last the saw message. Enter your Yahoo ID, and an email address that you have access to. Select "Create Request" to finalize your request and you are done with the process of Restore Yahoo email account.