No, the issue still exists

Pct 1

Use the below source code, move the WindowsFormsHost tile to left  and scroll down

you will see that WindowsFormsHost  will be placed out of tile

<Window x:Class="WellView.TileManagerWindow"

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

xmlns:ig="http://schemas.infragistics.com/xaml"

xmlns:wellView="clr-namespace:WellView"

Title="MainWindow" >

<Grid>

<Grid.RowDefinitions>

<RowDefinition/>

<RowDefinition/>

</Grid.RowDefinitions>

<Border Height="15" Grid.Row="0" Grid.Column="0" HorizontalAlignment="Stretch" >

<TextBlock > Space for Ribbon </TextBlock>

</Border>

<ig:XamTileManager Name="xamTileManager1" Grid.Row="1">

<ig:XamTile Header="Tile 1" IsMaximized="True" >

<ig:XamTile.Content>

<WindowsFormsHost x:Name="wform" VerticalAlignment="Stretch" HorizontalAlignment="Stretch">

<WindowsFormsHost.Child>

<wellView:UserControl1></wellView:UserControl1>

</WindowsFormsHost.Child>

</WindowsFormsHost>

</ig:XamTile.Content>

</ig:XamTile>

<ig:XamTile Header="Tile 2">

<ig:XamTile.Content>

<Grid>

<TextBlock Text="WPF Content" />

</Grid>

</ig:XamTile.Content>

</ig:XamTile>

<ig:XamTile Header="Tile 3">

<ig:XamTile.Content>

<Grid>

<TextBlock Text="WPF Content" />

</Grid>

</ig:XamTile.Content>

</ig:XamTile>

<ig:XamTile Header="Tile 4">

<ig:XamTile.Content>

<Grid>

<TextBlock Text="WPF Content" />

</Grid>

</ig:XamTile.Content>

</ig:XamTile>

<ig:XamTile Header="Tile 5">

<ig:XamTile.Content>

<Grid>

<TextBlock Text="WPF Content" />

</Grid>

</ig:XamTile.Content>

</ig:XamTile>

<ig:XamTileManager.MaximizedModeSettings>

<ig:MaximizedModeSettings>

<ig:MaximizedModeSettings.MinimizedExpandedTileConstraints>

<ig:TileConstraints VerticalAlignment="Stretch" HorizontalAlignment="Stretch" PreferredHeight="250" PreferredWidth="620" />

</ig:MaximizedModeSettings.MinimizedExpandedTileConstraints>

</ig:MaximizedModeSettings>

</ig:XamTileManager.MaximizedModeSettings>

<ig:XamTileManager.NormalModeSettings>

<ig:NormalModeSettings VerticalTileAreaAlignment="Stretch" AllowTileDragging="Swap" ShouldAnimate="False" AllowTileSizing="Individual" >

<ig:NormalModeSettings.TileConstraints>

<ig:TileConstraints VerticalAlignment="Stretch" HorizontalAlignment="Stretch" PreferredHeight="250" PreferredWidth="620"></ig:TileConstraints>

</ig:NormalModeSettings.TileConstraints>

</ig:NormalModeSettings>

</ig:XamTileManager.NormalModeSettings>

</ig:XamTileManager>

<!--<ig:XamTileManager Grid.Row="1" ItemsSource="{Binding Tiles}"

Name="xamTileManager1"

HeaderPath="Text"

Margin="0,0,0,0">

<ig:XamTileManager.MaximizedModeSettings>

<ig:MaximizedModeSettings>

<ig:MaximizedModeSettings.MinimizedExpandedTileConstraints>

<ig:TileConstraints VerticalAlignment="Stretch" HorizontalAlignment="Stretch" PreferredHeight="250" PreferredWidth="620" />

</ig:MaximizedModeSettings.MinimizedExpandedTileConstraints>

</ig:MaximizedModeSettings>

</ig:XamTileManager.MaximizedModeSettings>

<ig:XamTileManager.NormalModeSettings>

<ig:NormalModeSettings VerticalTileAreaAlignment="Stretch" AllowTileDragging="Swap" ShouldAnimate="False" AllowTileSizing="Individual" >

<ig:NormalModeSettings.TileConstraints>

<ig:TileConstraints VerticalAlignment="Stretch" HorizontalAlignment="Stretch" PreferredHeight="250" PreferredWidth="620"></ig:TileConstraints>

</ig:NormalModeSettings.TileConstraints>

</ig:NormalModeSettings>

</ig:XamTileManager.NormalModeSettings>

</ig:XamTileManager>-->

</Grid>

</Window>