Originally posted by @reveProbably you need to accept the RHP cookies ...
How can I stay logged in? Every time I have to log in again with e-mail and password.
Originally posted by @reveAre you an iPad/iPhone user?
How can I stay logged in? Every time I have to log in again with e-mail and password.
You will need to turn privacy mode off on your iPhone/iPad, otherwise your session get deleted each time.
Apple support about this here
(So, as @Ponderable says, you need cookies not to be destroyed after your session)