If you're running an Open Beta on your OnePlus 3 or 3T, you'll find an improved OnePlus Launcher in the next version along with several other updates. The Open Beta release for the 3 reaches version 19, the one for the 3T is now at 10. Both weigh 1.5GB so you better download them over Wi-Fi. You'll find the complete changelog below, but here are the highlights. The phone will now display the battery charge of connected Bluetooth devices and Bluetooth compatibility has been improved in general. Call related features have been polished, including "dazzling" animations. The OnePlus...
Source: http://www.gsmarena.com/oneplus_3_3t_get_improved_launcher_in_latest_open_beta-news-25977.php