It is not that you permanently lose the mails once you delete them, knowingly or unknowingly, because Gmail is equipped with tools to recover deleted/lost mails. Continue reading to learn how to recover missing emails from Gmail.
To change the email address, open the Email application.
Emails that you have deleted will be in the trash..
To archive the emails first, sign into the Gmail account.
First, log into the account and extend the side tab..