Surface Pro 3 July 23rd 2015 updates

The following updates will be listed as “System Firmware Update – 7/23/2015” when you view your update history.

When Surface updates are provided via the Windows Update service, they are delivered in stages to Surface customers. As a result, not every Surface will receive the update at the same time, but the update will be delivered to all devices. If you have not received the update then please manually check Windows Update later.

Windows 8.1
No product updates were released for Surface Pro 3 running Windows 8.1 in July.

Windows 10

  • HD Graphics Family driver update (v10.18.15.4248) improves graphics performance and stability on Windows 10.
  • Audio driver update (v6.0.1.7543) improves the Cortana experience on Windows 10.
  • USB driver update (v10.0.10125.31214) improves system power usage.

Source: Microsoft Surface Pro 3 update history | Surface firmware updates