The following updates are delivered to Surface Pro 3 devices on Windows 10 Anniversary Update 1607, that attach the new Surface Pro Type Cover and the Surface Pro Signature Type Covers:
Windows Update History Name
Device Manager Name Surface – System – 3.0.0.0 Surface Smart Cover Backlight – System device
- 3.0.0.0 Enables support for Surface Pro Type Cover and the Surface Pro Signature Type Covers.
Surface – HID – 1.0.173.1 Surface PTP Filter - HID
- 1.0.173.1 Enables support for Surface Pro Type Cover and the Surface Pro Signature Type Covers.
Surface – Biometric – 2.2.11.0 Surface Fingerprint Sensor Driver – Biometric device
- 2.2.11.0 Enables support for Surface Pro Type Cover and the Surface Pro Signature Type Covers.
Surface – HID – 1.0.2.0 Surface Pro Type Cover Integration - HID
- 1.0.2.0 Enables support for Surface Pro Type Cover and the Surface Pro Signature Type Covers.
Surface - Keyboards – 1.1.504.0 Surface Type Cover Filter Device - Keyboards
- 1.1.504.0 Enables support for Surface Pro Type Cover and the Surface Pro Signature Type Covers.
Source: Microsoft Surface Pro 3 update history | Surface firmware updates
Surface Pro 3 firmware and driver package download link: Download Surface Pro 3 from Official Microsoft Download Center