The new firmware update will enable the Power Slider feature to improve battery life, and improving the adaptive brightness feature, improve DirectX12 and graphics power performance, and more. The update is listed as a “July 20 release” on the Surface Pro 4 Update History page.
- Changelog for July 20, 2017 Updates
- Getting the Updates via Windows Update
- Downloading the Updates from Microsoft
Changelog for July 20, 2017 Updates
Below is the complete changelog provided by Microsoft for the new updates. It includes the name and version listed in the Windows Updates and the name listed in Device Manager.
| Windows Update History Name | Device Manager Name |
|---|---|
| Marvell Semiconductor, Inc. driver update for Marvell ACASTAR Bluetooth Radio Adapter | Marvell AVASTAR Bluetooth Radio Adapter – Bluetooth 15.68.9114.29 implements changes to meet EU regulatory requirements. |
| Intel Corporation driver update for Intel(R) Iris(TM) Graphics 540 | Intel(R) Iris(TM) Graphics 540 – Display adapters 21.20.16.4627 improves DX12 and power performance. |
| Microsoft driver update for Surface Embedded Controller Firmware | Surface Embedded Controller Firmware – Firmware 103.1744.256.0 improves system stability. |
| Surface driver update for Surface Management Engine | Surface Management Engine – Firmware 11.6.25.1229 improves system stability. |
| Surface driver update for Surface UEFI | Surface UEFI – Firmware 107.1741.768.0 improves Wi-Fi performance when waking from sleep. |
| Marvell Semiconductor, Inc. driver update for Marvell ACASTAR Wireless-AC Network Controller | Marvell AVASTAR Wireless-AC Network Controller – Network adapters 15.68.9114.29 implement changes to meet EU regulatory requirements. |
| Intel Corporation driver update for Intel(R) Smart Sound Technology (Intel(R) SST) Audio Controller | Intel(R) Smart Sound Technology (Intel(R) SST) Audio Controller – System devices 9.21.0.2102 improves video performance in some applications. |
| Intel Corporation driver update for Intel(R) Smart Sound Technology (Intel(R) SST) OED | Intel(R) Smart Sound Technology (Intel(R) SST) OED – System devices 9.21.0.2102 improves video performance in some applications. |
| Microsoft driver update for Surface Accessory Device | Surface Accessory Device – System devices 1.1.507.0 improves system stability. |
| Microsoft driver update for Surface Pen Pairing | Surface Pen Pairing – System devices 3.0.0.1 enable Surface Pen simple pairing and features. |
| Microsoft driver update for Surface Integration | Surface Integration – System devices 1.0.153.0 enables Power Slider feature improving battery life, and improving adaptive brightness feature. |
Getting the Updates via Windows Update
You can get this new Firmware Update via Windows Updates, as we detailed here:
On Windows 11:
- Go to Start > Settings (Win + I)
- Go to Windows Update and click on the Check for updates button
On Windows 10:
- Go to Start > Settings > Update & security
- From the Windows Update tab, click Check for updates
Downloading the Updates from Microsoft
Alternatively, you can download the latest cumulative driver and firmware update for Surface Pro 4 from Microsoft Download Center via the following links.
- Surface Pro 4 Drivers and Firmware
https://www.microsoft.com/en-us/download/details.aspx?id=49498
Surface Pro 4 Update History
2021
2020
2019
Improve Wi-Fi and Bluetooth connectivity, improve battery performance, and integration between services.View
2018
- Improve system stability and resolve potential security vulnerabilities, including Microsoft Security Advisory 180012 and 180013.View
2017
- Enable the Power Slider feature to improve battery life, and improving the adaptive brightness feature, improve DirectX12 and graphics power performance, and more.
- Improve battery life during sleep, disable touch when the cover is closed, improve stability, refine brightness settings, and more.View
- Resolve the screen brightness issue when devices come out of sleep, improve system stability, and adjust system Hibernation defaults.View
- Improve keyboard stability, and battery life during sleep, and disable touch when the cover is closed.View
2016
- Improve the device's usability, battery life, stability, and performance when you change between power states and more.View
- Improve the stability of the keyboard when the device resumes from hibernation or connected standby mode, increase overall stability, and address issues in touch, pen ink, barrel button eraser scenarios, and more.View
- Improve system stability when the device resumes operation from sleep or hibernation and optimizes battery use in connected standby.View
- Improve touch stability, increase the stability of the fingerprint sensor when the keyboard is resuming from sleep, make adjustments to system thermal tuning, and optimizes battery utilization in connected standby and in low battery scenario.View
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