A new firmware update, I9500XXUAMDK, for Galaxy S4 is now available for download. The update is currently rolling out to Galaxy S4 I9500 Russia users. You can get this firmware update via Samsung Kies or can also download and manually install XXUAMDK on I9500 SGS4 smartphone. This is the stock firmware update for GT-I9500 devices, is based on Android 4.2.2 Jelly Bean and has a build date of April 23rd. So, this is the most recent firmware updates released for Galaxy S4 to date. Further details are provided below:
Version: Android 4.2.2 Jelly Bean
Date: April 23, 2013
Download & Install I9500 XXUAMDK Galaxy S4 Russia Update
Your first preference should be to update to I9500XXUAMDK using Samsung Kies. However, if you do not see an update available in Kies, you can download the firmware package and install it on your device manually. Direct download link for the firmware is provided below:
Important: Please note that this firmware update is for Galaxy S4 I9500 Exynos Octa based devices. Be sure to check your device model before trying to flash this update.
Download the firmware package: I9500XXUAMDK_I9500SERAMDK_SER.zip
After downloading, extract the zip file to get .tar.md5 file(s) which can be flashed onto your device using Odin. A detailed step by step guide is posted at following link: How to flash stock ROM using Odin.