Why won't emails stay saved in favorites folder?

[AC Question]

why won't emails stay saved in favorites folder?

Every time I try and save an email, with or without pictures, to my favorites folder, they some times will stay for a day or so, and then disappear.

 

[B. Diddy]

Welcome to Android Central! Which device, which email app, and which email provider? Do you know if you're using the POP3 or IMAP server? IMAP is much preferable, and might solve your problem.