Surface Pro 4 July 2017 firmware update changelog

Microsoft reveals the fixes included in the latest firmware update for its Surface Pro 4.

Surface Pro 4 with Alcantara Type Cover

Recently, Surface Pro 4 devices received a second firmware update in July, but the new changes and improvements were unknown. However, you can now see exactly what was fixed and improved in the Surface Pro 4 update history page.

What’s new in Surface Pro 4’s latest firmware

According to the Microsoft changelog for Surface Pro 4, these are the new changes.

  • Marvell AVASTAR Bluetooth Radio Adapter – Bluetooth: 15.68.9114.29 implements changes to meet EU regulatory requirements.
  • Intel Iris Graphics 540 – Display adapters: 21.20.16.4627 improves DX12 and power performance.
  • Surface Embedded Controller Firmware – Firmware: 103.1744.256.0 improves system stability.
  • Surface Management Engine – Firmware: 11.6.25.1229 improves system stability.
  • Surface UEFI – Firmware: 107.1741.768.0 improves Wi-Fi performance when waking from sleep.
  • Marvell AVASTAR Wireless-AC Network Controller – Network adapters: 15.68.9114.29 implements changes to meet EU regulatory requirements.
  • Intel Smart Sound Technology (Intel SST) Audio Controller – System devices: 9.21.0.2102 improves video performance in some applications.
  • Intel Smart Sound Technology (Intel SST) OED – System devices: 9.21.0.2102 improves video performance in some applications.
  • Surface Accessory Device – System devices: 1.1.507.0 improves system stability.
  • Surface Pen Pairing – System devices: 3.0.0.1 enable Surface Pen simple pairing and features.
  • Surface Integration – System devices: 1.0.153.0 enables Power Slider feature improving battery life, and improving adaptive brightness feature.

The new July 2017 firmware update for Surface Pro 4 should download and install automatically. However, if you have not received the update on your Surface, then go to Settings > Update & security > Windows Update and try to force the download manually.

About the author

Mauro Huculak is a Windows expert and the Editor-in-Chief who started Pureinfotech in 2010 as an independent online publication. He is also been a Windows Central contributor for nearly a decade. Mauro has over 12 years of experience writing comprehensive guides and creating professional videos about Windows, software, and related technologies, including Android and Linux. Before becoming a technology writer, he was an IT administrator for seven years. In total, Mauro has over 20 years of combined experience in technology. Throughout his career, he achieved different professional certifications from Microsoft (MSCA), Cisco (CCNP), VMware (VCP), and CompTIA (A+ and Network+), and he has been recognized as a Microsoft MVP for many years. You can follow him on X (Twitter), YouTube, LinkedIn and About.me.