Microsoft has released April 2021 firmware update for the Surface Book 3.
This update is available for Surface Book 3 devices running Windows 10 May 2019 Update, version 1903, or greater.
Changelog
| Windows Update History Name | Device Manager Name | Version and Update |
| Intel Corporation – System – 42.18362.3.3541 | Surface Camera Rear – System devices | 42.18362.3.3541 Improves camera experience and power consumption during use. |
| Intel Corporation – Extension – 42.18362.3.3541 | Surface Camera Rear Extension | 42.18362.3.3541 Improves integration between system services. |
| Intel Corporation – System – 42.18362.3.3541 | Surface Camera Front – System devices | 42.18362.3.3541 Improves camera experience and power consumption during use. |
| Intel Corporation – Extension 42.18362.3.3541 | Surface Camera Front Extension | 42.18362.3.3541 Improves integration between system services. |
| Intel Corporation – System – 42.18362.3.3541 | Surface Camera IR -System devices | 42.18362.3.3541 Improves camera experience and power consumption during use. |
| Intel Corporation – Extension – 42.18362.3.3541 | Surface Camera IR Extension | 42.18362.3.3541 Improves integration between system services. |
| Intel – Camera – 42.18362.3.3541 | Intel(R) AVStream Camera 2500 – Camera | 42.18362.3.3541 Improves camera experience and power consumption during use. |
| Intel Corporation – System – 42.18362.3.3541 | Intel(R) Control Logic – System devices | 42.18362.3.3541 Improves camera experience and power consumption during use. |
| Intel Corporation – System – 42.18362.3.3541 | Intel(R) Imaging Signal Processor -System devices | 42.18362.3.3541 Improves camera experience and power consumption during use. |
| Intel – net – 22.20.0.6 | Intel(R) WiFi 6 AX201 160MHz – Network adapters | 22.20.0.6 Improves Wi-Fi stability. |
| Intel – Bluetooth – 22.20.1.1 | Intel(R) Wireless Bluetooth – Bluetooth | 22.20.1.1 Improves Bluetooth stability. |
| Surface – Security – 7.2.2.0 | Surface Trusted Platform Module 2.0 – Security devices | 7.2.2.0 Improves system security and stability. |
Important Notes
- Firmware updates can’t be uninstalled or reverted to an earlier version.
- When you install the latest update, you’ll also get all the previous updates if your Surface doesn’t have them already. Only updates that apply to Surface will be downloaded and installed.
- After the updates are installed, restart your device to complete the installation process. To restart your device, select the Start button, and then select Power > Restart.
Download Surface Book 3 Drivers and Firmware from Official Microsoft Download Center
