Have a Galaxy S6 where emails get automatically deleted. Can anyone help?

[AC Question]

Have a galaxy x6 where emails get automatically delelted. Can anyone help?

Phone is only holding small number of emails

 

[B. Diddy]

Welcome to Android Central! Are you using the stock Email app? Which email provider are you using? You're probably using the POP3 server--try IMAP instead. Read about the difference here: IMAP vs POP3