When opening mails in eM Client the same mails in the mobile phone system disappear instantly. What is wrong in the settings ?

Mail
1
2

Hello Peter,

Please make sure that you don’t have your account set with POP3 protocol. Please re-configure the account with IMAP protocol.

Russel

3

There was indeed an unexpected pop protocol. Problem is now solved. Thanks for your help Russel !
Peter
Bergen op Zoom- Holland