XnView Software

In Windows 10, it is not possible to set XnViewMP as a "Default Program" , nor is it possible to associate all files with XnViewMP. This is because XnViewMP has no "CompanyName" in its resources and is not recognized by the new Windows 10 application scheme.

XnView had the option to define a Custom Selection Size or Custom Selection Ratio. This seems to have disappeared in XnViewMP. The only way to do this is to actually click the Crop tool BEFORE you make a selection. If a selection is already made, there is no way to define a custom ratio or size ...