The new firmware update will addresses critical security vulnerability and improves device stability, improves device stability and reliability with Surface Dock 2 scenarios, and improves camera and audio stability and reliability. The update is listed as a “August 12 release” on the Surface Book 2 Update History page.
Changelog for August 12, 2021 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 Name | Device Manager |
|---|---|
| NVIDIA – Display – 27.21.14.6140 | NVIDIA GeForce GTX 1050 – Display adapters NVIDIA GeForce GTX 1060 – Display adapters |
| Surface – Extension – 6.7.137.0 | Surface Dock 2 Firmware Update – Extension |
| Intel Corporation – System – 30.18305.6.5127 | Intel® Microsoft Camera Rear – System |
| Intel Corporation – System – 30.18305.6.5127 | Intel® Microsoft Camera IR – System |
| Intel Corporation – System – 30.18305.6.5127 | Intel® Microsoft Camera Front – System |
| Intel Corporation – System – 30.18305.6.5127 | Intel® Imaging Signal Processor 2500 – System |
| Intel Corporation – System – 30.18305.6.5127 | Intel® CSI2 Host Controller – System |
| Intel Corporation – System – 30.18305.6.5127 | Intel® Control Logic – System |
| Intel Corporation – System – 30.18305.6.5127 | Intel® AVStream Camera 2500 – System |
| Realtek Semiconductor Corp. – Extension – 6.1.0.9 | Realtek High Definition Audio (SST) Extension |
| Realtek Semiconductor Corp. – Media – 6.0.9083.3 | Realtek High Definition Audio (SST) – Sound, video, and game controllers |
| Marvell Semiconductor, Inc. – Net – 15.68.17021.121 | Marvell AVASTAR Wireless-AC Network Controller – Network adapters |
| Marvell Semiconductor, Inc. – Bluetooth – 15.68.17021.121 | Marvell AVASTAR Bluetooth Radio Adapter – Bluetooth |
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) > Windows Update and click the "Check for updates" button.
- On Windows 10, go to Start > Settings > Update & security and click the "Check for updates" button.
Downloading the Updates from Microsoft
Alternatively, you can download the latest cumulative driver and firmware update for Surface Book 2 from Microsoft Download Center via the following links.
- Surface Book 2 Drivers and Firmware
https://www.microsoft.com/download/details.aspx?id=56261
Surface Book 2 Update History
2026
Support for Windows 10 ended on October 14, 2025, microsoft is no longer providing free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, but we recommend moving to Windows 11, and learn more.View
2023
2022
- Improves system stability and resolves system bugcheck and improves graphics performance and stability.View
2021
- Addresses critical security vulnerability and improves device stability, improves device stability and reliability with Surface Dock 2 scenarios, and improves camera and audio stability and reliability.
2020
- Improves Surface Dock 2 reliability during Wake On LAN scenarios and improves the overall stability.View
2019
- 389.2706.768.0 resolves potential security vulnerabilities, including Microsoft security advisory 190013.View
2018
- 3.0.10.1 Resolves intermittent pen top button click failure on Surface Pen with no clip-on Windows 10 October 2018 Update, version 1809.Use the Surface Pen Checker Tool to verify that the Pen’s firmware was successfully updated.View
- 10.25.0.10 resolves battery consumption issue associated with Windows 10 October update (version 1809).View
- 388.1932.769.0 resolves potential security vulnerabilities, including Microsoft security advisory 180002.View
2017
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