The following macro will split all cells in the last column of first table in the document into two rows:
Code:
Sub Demo()
Application.ScreenUpdating = False
Dim r As Long, c As Long
With ActiveDocument.Tables(1)
c = .Range.Columns.Count
For r = .Rows.Count To 1 Step -1
.Cell(r, c).Split 2, 1
Next
End With
Application.ScreenUpdating = True
End Sub
For PC macro installation & usage instructions, see:
http://www.gmayor.com/installing_macro.htm
For Mac macro installation & usage instructions, see:
http://word.mvps.org/Mac/InstallMacro.html