Surface Pro X with SQ2 processor gets new firmware updates to improve Wi-Fi stability and more

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Microsoft has released a handful of firmware updates for the ARM-based Surface Pro X devices. These updates are exclusively for the new Surface Pro X models with the SQ2 chipset, and bring improvements to the system stability, Wi-Fi performance, and more.

For Surface Pro X owners, the new firmware updates are rolling out to devices that are running Windows 10 May 2020 Update (version 20H1) or newer. You can check out the full list of changes below:

  • Qualcomm(R) Bus Device – System devices: 1.0.1220.0 Improves system stability and merges support for both Surface Pro X SQ1 and SQ2 devices.
  • Qualcomm(R) Hexagon(TM) 690 DSP - System devices: 1.0.1260.0 Improves system stability and merges support for both Surface Pro X SQ1 and SQ2 devices.
  • Qualcomm(R) Hexagon(TM) 690 DSP - System devices: 1.0.1260.0 Improves system stability and merges support for both Surface Pro X SQ1 and SQ2 devices.
  • Qualcomm(R) System Manager Device – System devices: 1.0.1120.0 Improves system stability and merges support for both Surface Pro X SQ1 and SQ2 devices.
  • Qualcomm(R) System Manager Device – System devices: 1.0.1160.0 Improves system stability and merges support for both Surface Pro X SQ1 and SQ2 devices.
  • Qualcomm(R) System Manager Device – System devices: 1.0.1220.0 Improves system stability and merges support for both Surface Pro X SQ1 and SQ2 devices.
  • Qualcomm(R) System Manager Device – System devices: 1.0.1280.0 Improves system stability and merges support for both Surface Pro X SQ1 and SQ2 devices.
  • Qualcomm(R) USBC UCSI Participant – System devices: 2.9.139.0 Improves system stability and merges support for both Surface Pro X SQ1 and SQ2 devices.
  • Qualcomm(R) Wi-Fi B/G/N/AC (2x2) Svc - Network adapters: 1.0.1260.0 Improves Wi-Fi stability.
  • Surface Hot Plug – System devices: 3.71.139.0 Improves system stability and addresses system bugcheck.
  • Surface Pro X CDSP Subsystem – Extension: 1.0.1160.0 Improves integration between system services.
  • Surface Pro X Power Engine Plug-in Device – System devices: 1.0.1260.0 Improves system stability and merges support for both Surface Pro X SQ1 and SQ2 devices.
  • Surface Serial Hub Driver - System devices: 9.53.139.0 Improves system stability and addresses system bugcheck.
  • Surface System Telemetry Driver – System devices: 2.34.137.0 Facilitates power and thermal related data analysis.
  • Surface UEFI – Firmware: 7.545.140.0 Improves system stability.

There are no firmware updates yet for the original Surface Pro X device with the Microsoft SQ1 processor, but that may change soon. Microsoft released the December 2020 firmware updates simultaneously for both Surface Pro X models with SQ1 and SQ2 processors, and this batch packed improvements for Eye Contact support, graphics performance, and more.

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