The KSEF Application system is compatible
with Internet Explorer 8.0+, Firefox 3.0+, Netscape 7.0+ on Windows & Firefox
3.0+, Camino 2.0+ on OS X / Linux.
The free Adobe Acrobat Reader web plugin is required in order to view your compiled
The usage of Internet Explorer 8.0 or FireFox 3.0 is recommended for best
performance. At this time, Safari on OS X is not supported.
The + symbol denotes any version of a browser greater than the version listed.