one way:

For Each cell In ActiveSheet.Range("I13:I1000")
With cell
.Offset(0, -7).Resize(1, 8).Locked = UCase(.Text) = "X"
End With
Next cell

In article , "Rob" <NA wrote:

I have the following formula to lock cells if the value in col I = X but
sometimes it may be a lowercase x. How can this be adapted to lock the
cells no matter if the x is upper or lower case?

For Each cell In ActiveSheet.Range("I13:I1000")
With cell
.Offset(0, -7).Resize(1, 8).Locked = .Value = "X"
End With
Next cell