Microsoft has released firmware updates for its Surface Pro 6, Surface Pro (5th Gen), and Surface Book 2 laptop, and the updates bring reliability improvements for battery charging and Surface Dock 2.
These updates are dated July 9, and they’re available for devices running Windows 10 version 1809 or higher.
Surface Pro 6 firmware update
The following improvements are available for Surface Pro 6:
- Surface Dock 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: Improve Surface Dock 2 reliability during authentication scenarios.
Surface Pro firmware update
The following improvements are available for Surface Pro (5th Gen):
- Surface Dock 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 Book 2 firmware update
The following improvements are available for 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.
The update should download and install automatically, but if you have not received it, then you get it from Settings > Update & Security > Windows Update and try to force the download manually.
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.