Surface Book 2



Microsoft has released the July 2020 Firmware Update for Surface Book 2.

This update is available for all Surface Book 2 devices running Windows 10 October 2018 Update, version 1809, or greater.

Please note, Surface updates are released in stages and not every Surface will receive the update at the same time, but it’ll be delivered to all devices.

Changelog( July 09 release)

Windows Update History NameDevice Manager NameVersion and Update
Surface – System – 1.83.139.0Surface Dock Firmware Update1.83.139.0
Improves Surface Dock 2 reliability during Wake On LAN scenarios and improves the overall stability.
Surface – Firmware – 2.49.139.0Surface Firmware Update2.49.139.0
Improves Surface Dock 2 reliability during Wake On LAN scenarios and improves the overall stability.
Surface – Extension – 5.5.0.0 5.5.0.0
Improves Surface Dock 2 reliability during Wake On LAN scenarios and improves the overall stability.
Surface – System – 6.83.139.0Surface Integration Service Device – System6.83.139.0
Improves Surface Dock 2 reliability during authentication scenarios.
Surface – Firmware – 182.2150.137.0Surface System Aggregator – Firmware182.2150.137.0*
Improves Battery Smart Charging reliability.
July 2020 Firmware Update Changelog for the Surface Book 2 devices running Windows 10 October 2018 Update, version 1809, or greater


To manually check for updates, head to Settings > Update & security > Windows Update and click check for updates.

Alternative download link

Source: Surface update history