Cortana on the Windows 10 lock screen is even cooler than you think

[Windows Central]

One of the new features introduced in Windows 10 Insider Preview Build 14328 for PC is the option to have Cortana on your lock screen. You can ask her questions or create reminders without having to unlock your device. For example, you can try asking Cortana to tell you a joke, or remind you to buy milk when you leave the house.
When Cortana responds, she takes up the whole screen, which looks great. If your question requires launching an application, Cortana will prompt you to unlock your device. Want to see how it works, but don't want to install an Insider build just for that? That's fine ? that's why we made a video to show you exactly how it works:

Full story from the WindowsCentral blog...