Officially Android 4.3 is not announced by Google but it is already leaked and spotted running on Google Play edition of Samsung Galaxy S4. One of the pre-release version of Android 4.3 ROMs for SGS4 GPE leaked online and folks at Sammobile have screenshots that show Galaxy S4 running stock Android 4.3.
Android 4.3 with build number JWR66N is quite functional & has already been ported to Snapdragon-powered Galaxy s4 (GT-I9505) which is pretty similar to Galaxy S4 Google Play Edition. It is now available for download at SamMobile site and can be flashed using a custom recovery like CWM or TWRP on GT-I9505. Remember flashing this ROM will void your warranty, so try it at your own risk.
The new camera app which was leaked earlier, new live wallpaper, Bluetooth Low Energy support are not available on Android 4.2.2 Jelly Bean.
Android 4.3 Samsung Galaxy S4 Google Play Edition ROM details:
- Build ID: JWR66N
- PDA: I9505GUEUBMFP
- CSC: I9505GXARBMFP
- Build Date: 26 June 2013
- Changelist: 968842
Don’t try installing it on Samsung Galaxy S4 Exynos version GT-I9500, it won’t work and might brick your phone.