Surface Laptop 3 and Book 2 improve reliability with latest firmware update

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The latest firmware updates improve reliability on the Surface Laptop 3 and Surface Book 2.

Surface Laptop 3
Surface Laptop 3 (Image credit: Windows Central)

What you need to know

  • The Surface Book 2 and Surface Laptop 3 have firmware updates available.
  • The Surface Book 2's update largely focuses on improving its reliability with the Surface Dock 2.
  • The Surface Laptop 3's update improves connectivity and addresses other issues.

Here's the changelog for the Surface Book 2 and Surface Laptop 3, as outlined by the Surface update history page.

Surface Book 2

  • Surface Dock Firmware Update: 1.83.139.0 - Improves Surface Dock 2 reliability during Wake On LAN scenarios and improves the overall stability.
  • Surface Firmware Update: 2.49.139.0 - Improves Surface Dock 2 reliability during Wake On LAN scenarios and improves the overall stability.
  • Surface - Extension: 5.5.0.0 - Improves Surface Dock 2 reliability during Wake On LAN scenarios and improves the overall stability.
  • Surface Integration Service Device - System: 6.83.139.0 - Improves Surface Dock 2 reliability during authentication scenarios.
  • Surface System Aggregator - Firmware: 182.2150.137.0 - Improves Battery Smart Charging reliability.

Surface Laptop 3

  • Intel Smart Sound Technology (Intel SST) OED - System devices: 10.24.00.3694 - Improves audio reliability with Netflix and Cortana apps.
  • Intel Smart Sound Technology (Intel SST) Audio Controller - System devices: 10.24.00.3694 - Improves audio reliability with Netflix and Cortana apps.
  • Intel(R) WiFi 6 AX201 160MHz - Network adapters: 21.80.2.1 - Resolves issue with WiFi connection throughput and improves stability.
  • Intel(R) Wireless Bluetooth - Bluetooth: 21.80.0.3 - Improves BT connection reliability when the device resumes from sleep.
  • Surface - Extension - 5.5.0.0: Improves Surface Dock 2 reliability during Wake On LAN scenarios and improves the overall stability.
  • Surface Integration Service Device - System: 6.83.139.0 - Improves Surface Dock 2 reliability during authentication scenarios.
  • Surface Display - Monitors: 3.92.139.0 - Improves the device color profile performance.
  • Surface System Aggregator - Firmware: 14.109.139.0 - Improves Battery Lifespan Saver reliability.
Sean Endicott
Sean Endicott
News Writer and apps editor

Sean Endicott is a news writer and apps editor for Windows Central with 11+ years of experience. A Nottingham Trent journalism graduate, Sean has covered the industry’s arc from the Lumia era to the launch of Windows 11 and generative AI. Having started at Thrifter, he uses his expertise in price tracking to help readers find genuine hardware value.

Beyond tech news, Sean is a UK sports media pioneer. In 2017, he became one of the first to stream via smartphone and is an expert in AP Capture systems. A tech-forward coach, he was named 2024 BAFA Youth Coach of the Year. He is focused on using technology—from AI to Clipchamp—to gain a practical edge.