A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data.
Using CTRL + Click you can select just the sheets with the same orientation which..........assuming you know which are which.
Or you could use VBA to cycle through the sheets applying your new margins without affecting orientation.
Sub marg()
Dim ws As Worksheet
For Each ws In ActiveWorkbook.Worksheets
With ws.PageSetup
.LeftMargin = Application.InchesToPoints(1.75)
.RightMargin = Application.InchesToPoints(1.75)
.TopMargin = Application.InchesToPoints(2.25)
.BottomMargin = Application.InchesToPoints(1.25)
.HeaderMargin = Application.InchesToPoints(0.5)
.FooterMargin = Application.InchesToPoints(0.5)
End With
Next ws
End Sub
Gord