Dim Target_Workbook As Workbook
Dim Source_Workbook As Workbook
Dim Target_Path As String
Target_Path = "D:\Sample - 1.xlsm"
Set Target_Workbook = Workbooks.Open(Target_Path)
Set Source_Workbook = ThisWorkbook
For i = 1 To 10
For k = 1 To 4
Target_Data = Target_Workbook.Sheets(1).Cells(i, k).Interior.ColorIndex
Source_Workbook.Sheets(1).Cells(i, k).Interior.ColorIndex = Target_Data