We've got good news for all international I9505 Galaxy S4 users. Samsung has just begun to roll out the Android 4.3 Jelly Bean firmware update for the LTE-enabled version of its flagship smartphone. The first country to get the update is Germany, but other regions will supposedly be joining the whitelist shortly. German Samsung Galaxy S4 users can update both OTA or via the Samsung Kies...
Source: http://www.gsmarena.com/android_43_for_samsung_i9505_galaxy_s4_now_available-news-7000.php