'Declaration Public Property IsTabStop As Nullable(Of Boolean)
public Nullable<bool> IsTabStop {get; set;}
Note: If the cell is disabled then it can't be entered via the keyboard even if this property is set to true.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2