Follow the guidelines on how to delete an email account
Deleting the email account is a simple task, however, you will not be able to use the email account to send or receive any data nor can the deleted account be used for other signed up services like apps, music, or games.
Delete email account in Gmail:
click here to know about how to Create an Email Account in a simpler way
Before delete Yahoo account, make sure to remove this Yahoo account from all services and applications that you are engaged to. Also, check if any other mail accounts are linked with the Yahoo account you are about to delete. You can forward your important emails to other accounts.
Follow the steps to recover deleted emails from gmail account:
OR
support.google.com/mail/contact/missingemails
or click on the below link https://support.google.com/mail/#topic=7065107
From Yahoo account:
Delete all emails on iPhone is quite easy.
In order to prevent third parties from reading your mail content, email encryption is done, which is basically digitizing the information within.
There are not many ways to prevent spam from piling up in your Inbox. Here’s how you can filter out most of them.
AT&T Email error 0x800CCC0F occurs when mails are not being sent or received through AT&T services. Due to the technical glitches causing it, many email functions are disabled. The computer’s Operating System might get frozen.
Open the Gmail app.Select the inbox tab you want to delete.You’ll find the Empty Box button over the Compose button.
Log into the email website.Click the account name and go to your profile.Head to Settings Security & Privacy Change password.
On the device’s Settings app, navigate to Google Google Account.Tap Personal Info Contact Info Email.
Tap the sign in Gmail and compose.Enter the recipient’s fax number followed by the domain of your fax provider in the To field