Ai bảo thế. Pozsi lừa bạn rồi. Làm được đó. Thử tìm hiểu xem. Hehe
Option Explicit
Private Sub Workbook_NewSheet(ByVal Sh As Object)
FormatColumnsAllSheets
MsgBox "Thanks!"
End Sub
Private Sub Workbook_WindowActivate(ByVal Wn As Window)
FormatColumnsAllSheets
MsgBox "Xin Cam On!"
End Sub
[B]Sub FormatColumnsAllSheets()[/B]
Dim Sh As Worksheet
For Each Sh In Sheets
Range("A:A,D:D").NumberFormat = "@"
Next Sh
[B]End Sub[/B]