Back in December Microsoft redesigned the Cortana experience on Android and iOS, and now the company is already working on a big new feature addition. Over in the beta channel of the Cortana for Android app, Microsoft is testing bringing the virtual assistant onto your lock screen. If you decide to become a beta tester for the app now, or if you simply wait for the inevitable release to everyone in the near future, once you get the update that enables this functionality you'll be asked if you want to add Cortana to your lock screen. Answering that affirmatively will result in a Cortana...
Source: http://www.gsmarena.com/microsoft_is_bringing_cortana_for_android_onto_your_lock_screen-news-22833.php
