Browser mode: doubleclick on the first image in the folder to go to the view mode, in the view mode "Previous file" button is active but clicking on it does nothing. Normally this button has to be inactive. Same thing with the last image in the folder, except the "Next file" button is active now.
XnView 1.80 <x>
RC6: First image in the folder
Moderators: XnTriq, helmut, xnview