Messages - how to mark them as read?

There is a button in the messages page.

when you'll have an unread message there will show up a button "Mark as read" there's no way to mark a single message as read, either all or none

Click on it, then press big green button

Left right corner - mark as read button.

With the big green button on the top left side of the message pagepage.

Oh sh*t - now i see it... :( I need to go to a doctor ' cause i'm propably blind :( Thanks guys! :)

oh my.. The funniest part...

You didn't mark your message as read since 2 years ago ? :o