The first '1904' Xbox One Insider build focuses on dashboard performance

[Windows Central]

With the holiday season over, the Xbox dashboard team is back at work on the next big update.
Microsoft is back at work preparing for the next big Xbox dashboard update, dubbed "1904." Microsoft notes that this first update, which will download a full-blown system OS at 3.6GB, is laying the groundwork for future features. However, there are some interesting morsels to digest while we wait for those features to be turned on.
Namely, there are a lot of performance upgrades in this build, notably for Cortana, My Games And Apps, the dashboard itself, mouse performance, and network reliability.

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