The firmware changelog is dated February 28, and according to the Microsoft value indicator chart this update doesn’t have any effect on security, connectivity, compatibility, performance, or battery life. Here’s the driver version that is updated in this release and the improvement it provides:

Surface System Aggregator Firmware: 135.2114.3.0 improves battery stability.

Surface Pro 3 firmware update

Alongside the Surface Laptop update, Microsoft recently also made available a firmware update for its Surface Pro 3 tablet that aims to mitigate the Spectre and Meltdown vulnerabilities. The firmware changelog is dated February 20, and according to the Microsoft value indicator chart this update doesn’t have any effect on reliability, connectivity, compatibility, performance, or battery life. Here’s the driver version that is updated in this release and the improvement it provides:

Surface UEFI – Firmware: 3.11.2350.0 resolves potential security vulnerabilities, including Microsoft security advisory 180002.

The new February 2018 firmware update for the Surface Laptop and Surface Pro 3 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. All content on this site is provided with no warranties, express or implied. Use any information at your own risk. Always backup of your device and files before making any changes. Privacy policy info.