(http://s22.postimg.cc/e8n86kmgx/Surface-_Pro-3.jpg)
Microsoft today released a new firmware update for Surface Pro 3 devices. This update is applicable for Surface UEFI – Firmware. Microsoft claims that this update improves device security.
► 3.11.2450.0 improves device security.
You can update it through Windows Update or you can also manually update the firmware by downloading it from the Surface Pro 3 Drivers and Firmware Page (http://www.microsoft.com/en-us/download/details.aspx?id=38826).
source (http://mspoweruser.com/microsoft-releases-new-firmware-update-for-surface-pro-3-that-improves-device-security/)