Minimum OS version needs to be changed to 10.0.10042.0

In the manifest file the TargetDeviceFamily should be different depending on which platform is targeted.
Windows.Mobile - for Arm
Windows.Desktop - for 64 bit
Windows.Universal - for x86 (32 bit)
Version numbers should differ for the above packages for different platforms

1) To change the app icons, generate a set automatically from somethinп and then replace it with the images in the bytran's winphone-icons folder
2)Need to change the splash screen color to 'white' and the tile background color to 'white' under the VisualAssets
3) To generate packages for different platforms the manifest file needs to be modified per the first link below

Also see this:
https://stackoverflow.com/questions/41672322/publishing-of-qt-application-in-windows-10-store-both-for-x86-and-arm7-platforms
https://docs.microsoft.com/en-us/uwp/schemas/appxpackage/uapmanifestschema/element-targetdevicefamily