How-to: Mark already read topics unread again (for later reading)

[Holger]

It is now possible to mark posts that you have already read as unread again, for example if you want to continue the reading later on:

The icon with the star means make the posts including this one onwards unread again:

markunread01.jpg

Visiting the topic again shows the posts unread (green highlighting):

markunread02.jpg