Hello,
Your box is already updated and should work without problems.
Your box has latest firmware version.
You DO NOT need to upgarde it, just work with Infinity-Box software.
Next time your box will be blocked if you will post here your box S/N.
read this:
http:///vbb/showthread.php?t=342807
and especially this:
http://www./showthread.php?t=524023