Several issues on Android 4.4.2 includes:
1. Pop-up error on the download process
2. Bluetooth connection problems
3. Low-light video quality on Nexus 5
4. Microsoft Exchange bugs
5. Poor battery life.
Android 4.4.3: List of features and improvements :
- A tweaked Dialer app with a colored Action bar.
- People’s app now placeholder images are now similar to that one used by Gmail.
- Fix for mm-qcamera-daemon bug.
- The hissing sound while recording videos on the Nexus 5 is fixed. However, there is now a strange echo in the recorded audio.
- Fix for LTE connection dropping bug.
- Wi-Fi improvements.
- Microphone and earphone related changes.
- Lot of other under-the-hood camera, Bluetooth and other system related bug-fixes.
4.4.2 Major Issues
Android 4.4.3: List of features and improvements