Sub Button3_Click()
Dim PropertiesRange As Range
Set Data = ActiveWorkbook.Sheets("Data")
Set Dashboard = ActiveWorkbook.Sheets("Dashboard")
LastColumn = Worksheets(1).Cells(15, Columns.Count).End(xlToLeft).Column
Set ColumnRange = Data.Range(Cells(15, 7), Cells(15, LastColumn))
ColumnRange.Copy
Worksheets(2).Range("N1").PasteSpecial Transpose:=True
End Sub
Dim LastColumn As Long, ColumnRange As Variant
LastColumn = Worksheets(1).Cells(15, Columns.Count).End(xlToLeft).Column
ColumnRange = Application.Transpose(Data.Range(Cells(15, 7), Cells(15, LastColumn)).Value)
Me.ComboBox1.List = ColumnRange