Here is the list of improvements included in the June driver and firmware update. The following updates will be listed as System Firmware Update – 6/23/2015 when you view your update history. You can download these updates here. Click Details then click + More to see all available downloads.
Surface 3
The Surface3_150623.zip file contains the following updates for Surface 3 devices.
Surface System Aggregator Firmware Update (v1.0.49500.0)
* Improves the operation of the type cover.
* Addresses rare occurrences where the Surface Cover is not detected properly by the device.
Audio Device driver update (v603.9600.2563.61816)
* Enhances audio performance.
* Adds additional leveling to help ensure consistent volume across different audio channels during audio playback.
Surface Pen Settings driver update (v4.0.112.1)
* Enables new functionality in the Surface app, which is available at no additional charge in the Windows Store.
Camera driver updates (v20.9600.3444.120)
* Enhances image and video quality of the camera.
* Corrects a case that could turn off the camera during Skype calls.
HD Graphics driver update (v10.18.14.4175)
* Improves graphics performance and stability.
* Improves performance and power consumption for some DirectX calls made by applications.
* Corrects several conditions that could trigger driver resets.
Wireless Network Controller and Bluetooth driver updates (v15.68.3091.193)
* Improves Wi-Fi connectivity and stability, and increases download performance.
* Addresses problems reported by some customers with specific Enterprise Wireless Access Point configurations.
Surface Pro 3
The SurfacePro3_150623.zip file contains the following updates for Surface Pro 3 devices.
Surface Pro UEFI update (v3.11.950.0)
* Adds support for the new power management features in Windows 10, in preparation for the upcoming Windows 10 launch.
Wireless Network Controller and Bluetooth driver updates (v15.68.3091.193)
* Improves Wi-Fi connectivity and stability, and increases download performance.
* Addresses problems reported by some customers with specific Enterprise Wireless Access Point configurations.
Intel SATA AHCI Storage Controller Driver update (v9.4.0.1028)
* Stabilizes deployment methodology on Surface Pro 3.
* This driver update contains a change to the INF file to insure that it supersedes other device drivers on devices where customized images of Windows 8.1 have been applied. Using the wrong storage driver on a Surface Pro 3 device can result in poor performance or corruption of data.
For more information on problems that can occur when using an incorrect storage driver, refer to KB article:
3030044 entitled Surface Pro 3 hangs at UEFI settings, and you encounter Stop errors, disk errors, and performance issues at http://support.microsoft.com/kb/3030044/EN-US
Thanks,
Surface IT Pro Marketing team