Xbox Players - you will be receiving an update on October 5. Please do not uninstall during the update! Check out this article for more info: help.minecraft.net/hc/en-us/…

I Uninstalled it and now after the update it will show the mogang screen for about a minute and then just show a black screen

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Nvm I had to let my mincraft sit on the black screen for a bit, all my stuff stayed. Good thing I had less than 4 gb of stuff.