Created attachment 9523 [PATCH] settings: Make strings translatable Apparently these strings should be translatable.
Mikhail Efremov referenced this bugreport in commit 503ededad26114b6b7309da64840bbe8baa3ab94 settings: Make strings translatablei (Bug #16496) https://git.xfce.org/panel-plugins/xfce4-clipman-plugin/commit?id=503ededad26114b6b7309da64840bbe8baa3ab94
Thanks for the patch!