Microsoft’s Surface RT and Surface Pro received UEFI firmware updates, with a patch for Wi-Fi reliability and enabling PXE boot are specific to the Surface Pro which also included, Ethernet Adapter due to the UEFI integration needed to implement PXE boot, Trackpad Settings driver for Surface Type Cover to enable interaction with the Trackpad Settings app for Japanese customers and continued improvement in Wi-Fi connectivity and stability. Read the full details of this update here.