Microsoft Surface Pro X is receiving a new firmware update. This update is available for Surface Pro X devices running Windows 10 May 2019 Update, version 1903, or greater.
Surface Pro X Firmware Update – Changelog (Sep 2020)
| Windows Update History Name | Device Manager Name | Version and Update |
| Microsoft Corporation – System Hardware Update | Qualcomm Advanced Modem Subsystem Device | 10400.1.77.0 Enables Mobile Operator self registration. |
| Qualcomm(R) Bluetooth Radio Driver – Bluetooth | 1.0.1080.0 Improves BT connection reliability when the device resumes from sleep. | |
| Qualcomm(R) Bluetooth UART Transport Driver – Bluetooth | 1.0.1080.0 Improves BT connection reliability when the device resumes from sleep. | |
| Qualcomm(R) System Manager Device Extension | 10400.1.77.0 Enables Mobile Operator self registration. | |
| Qualcomm(R) Wi-Fi B/G/N/AC (2×2) Svc – Network adapters | 1.0.1080.0 Improves Wi-Fi connection reliability when the device resumes from sleep. | |
| Snapdragon (TM) X24 LTE Modem – Network adapters | 1.0.1180.0 Enables Mobile Operator self registration. | |
| Surface Hot Plug – System devices | 3.71.139.0 Improves system stability, and addresses issues related to system bugcheck. | |
| Surface Light Sensor – System devices | 1.37.139.0 Addresses issues related to system bugcheck. | |
| Surface Pro X Wi-Fi B/G/N/AC (2×2) Svc – Network adapters | 10400.1.22.0 Improves Wi-Fi connection reliability when the device resumes from sleep. | |
| Surface Touch Pen Processor – Human Interface Devices | 4.212.137.0 Improves pen inking when palm is also on the screen. | |
| Surface UEFI – Firmware | 3.527.140.0 Improves system stability, and addresses issues related to system bugcheck. | |
| Surface Dock 2 Firmware Update Driver Extension | 5.5.0.0 Enables Surface Dock 2 update. |
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.
