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Error: Windows Mail makes messages disappear from the inbox once they are read
Instead there is a message "There are no elements to be displayed. Some elements may be hidden as a display mode is in operation.", although the properties of the"inbox" show that there are several messages there...
To resolve this issue, click the menu "Display" -> "Current Display" and select a different option to "Hide read messages". For instance, select "Show all messages".
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