According to the official changelogs, which you can find here for the Surface Pro 5 and here for the Surface Pro 6, there’s just one Surface UEFI firmware update in this new release, and the purpose is to address security updates and improve system stability.
Needless to say, users are strongly recommended to get the new firmware updates, though as usual, it could take a while after they show up on all devices, as the rollout happens in stages to PCs out there.
Big bet on the Surface Pro 7+
In the meantime, while both the Pro 5 and the Pro 6 are older models… (read more)
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