LegendPageTabCollection Class

using DevExpress.XtraCharts.Wizard;
// ... 

private void button1_Click(object sender, EventArgs e) {
    // Create a new Wizard. 
    ChartWizard wizard = new ChartWizard(this.chartControl1);

    // Obtain a Data page. 
    WizardDataPage page = wizard.DataPage;

    // Hide the tabs related to a data source on the Data page. 
    page.HiddenPageTabs.Add(DataPageTab.AutoCreatedSeries);
    page.HiddenPageTabs.Add(DataPageTab.SeriesBinding);

    // Invoke the Wizard window. 
    wizard.ShowDialog();
}

Imports DevExpress.XtraCharts.Wizard;
' ... 

Private Sub button1_Click(ByVal sender As Object, ByVal e As EventArgs) _
Handles button1.Click
    ' Create a new Wizard. 
    Dim wizard As New ChartWizard(Me.chartControl1)

    ' Obtain a Data page. 
    Dim page As WizardDataPage = wizard.DataPage

    ' Hide the tabs related to a data source on the Data page. 
    page.HiddenPageTabs.Add(DataPageTab.AutoCreatedSeries)
    page.HiddenPageTabs.Add(DataPageTab.SeriesBinding)

    ' Invoke the Wizard window. 
    wizard.ShowDialog()
End Sub