你可以通过获取插件的方式添加对额外文件格式的支持.Universal Viewer 支持插件.What's new in version 2.2.0:
* Changed: These commands are now in Pro version only:
- "File -- Rename"
- "File -- Copy to folder"
- "File -- Move to folder"
- "View -- Multimedia -- Fit window to image"
* Added: Russian license allowed under Ukrainian Windows with Russian locale.
* Added: Option "Advanced -- Show hidden files" (Pro version).
* Added: Option "Advanced -- Resolve .lnk files targets" (Pro version).
* Added: Image mode: Print preview form.
* Added: Image mode: Images are printed with a footer text.
* Added: Text mode: Only chars missed in the current font are replaced with dots.
* Changed: Default shortcut for "Full screen" command is F11, it's well known from all major browsers.
* Changed: Hidden option "TextScrollPageSize" renamed to "TextVariableScrollbar", it's default value changed to 0.
* Changed: Hidden option "TextMaxLength" is made visible.
* Fixed: Option "Fit window to image" didn't work with Navigation panel.
* Fixed: Plugins mode: Arrows keys didn't work in Lister plugins.
* Fixed: Plugins mode: Crash with IniEd plugin.
* Fixed: Plugins mode: Exception with FileInfo plugin.
* Fixed: Internet mode: BMP files sometimes open in a new window.
官网:http://atorg.net.ru/universal_viewer/index.htm

