Android 4.3 Jelly Bean

Google released Jelly Bean 4.3 under the slogan "An even sweeter Jelly Bean" on 24 July 2013 during an event in San Francisco called "Breakfast with Sundar Pichai". Most Nexus devices received the update within a week, although the 2nd generation Nexus 7 tablet was the first device to officially ship with it.[3] A minor bugfixing update was released on 22 August 2013.[110]
Version	Release date	Features	Image(s)
4.3	24 July 2013[111]	Bluetooth low energy support.[112] Bluetooth Audio/Video Remote Control Profile (AVRCP) 1.3 support OpenGL ES 3.0 support, allowing for improved game graphics[112] Restricted access mode for new user profiles[112] Filesystem write performance improvement by running fstrim command while device is idle[113] Dial pad auto-complete in the Phone application[112] Improvements to Photo Sphere[114] Reworked camera UI, previously introduced on Google Play edition phones[115] Addition of "App Ops", a fine-grained application permissions control system (hidden by default)[116] 4K resolution support[117] Many security enhancements, performance enhancements, and bug fixes[118] System-level support for geofencing and Wi-Fi scanning APIs Background Wi-Fi location still runs even when Wi-Fi is turned off Developer logging and analyzing enhancements Added support for five more languages Improved digital rights management (DRM) APIs Right-to-left (RTL) languages now supported[112] Clock in the status bar disappears if clock is selected as lockscreen widget	Android 4.3 on the Nexus 7 (2013 version).
4.3.1	3 October 2013[119]	Bug fixes and small tweaks for the Nexus 7 LTE[120]