Google has confirmed the release of Android 5.1 – an update to Lollipop that improves stability and performance. The new update also offers a few new features like support for multiple SIM cards, Device Protection and high definition (HD) voice on compatible phones.
You can now take advantage of cheap travel SIMs when going abroad as Android Lollipop 5.1 now lets you use more than one SIM card on a device with multiple SIM slots.
With Device Protection, your lost or stolen device will remain locked until you sign in with your Google account – even if someone resets your device to factory settings. This feature will be available on most Android phones and tablets shipped with Android 5.1 in addition to Nexus 6 and Nexus 9.
High Definition voice calling is also now available in Android 5.1. Get crystal clear calling with HD Voice between compatible Android 5.1 devices like the Nexus 6 on compatible operators.
Android 5.1 Lollipop also provides enhancements such as the ability to join Wi-Fi networks and control of your paired Bluetooth devices directly from Quick Settings.