The location for setting mail read on selected is settings-> mail-> message handling-> Mark as read. Outlook also defaults to not marking messages as unread wh

The location for setting mail read on selected is settings-> mail-> message handling-> Mark as read. Outlook also defaults to not marking messages as unread when the unread filter is on. I presume because profiles were setting the filter and then complaining their messages were disappearing? You can change rose on the same settings page