Android 4.3 build number I9300XWUGML4 was released today and comes with the same improvements such as Galaxy Gear support, better performance, new modes and a new Interface.
Check out this post more details about the changes in Android 4.3
To install the update, users should wait until the update reaches OTA on their screen. You can also check for updates in Settings>About phone>Software updates, or install Kies and do an update check.
LATEST FROM YOUTUBE: