<LayoutModificationTemplate xmlns:defaultlayout="http://schemas.microsoft.com/Start/2014/FullDefaultLayout" xmlns:start="http://schemas.microsoft.com/Start/2014/StartLayout" Version="1" xmlns:taskbar="http://schemas.microsoft.com/Start/2014/TaskbarLayout" xmlns="http://schemas.microsoft.com/Start/2014/LayoutModification">
    <LayoutOptions StartTileGroupCellWidth="6" />
    <DefaultLayoutOverride>
        <StartLayoutCollection>
            <defaultlayout:StartLayout GroupCellWidth="6" />
        </StartLayoutCollection>
    </DefaultLayoutOverride>
</LayoutModificationTemplate>