Sau khi đã chuẩn bị đầy đủ đồ chơi, tiếp theo thực hiện các bước sau:
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Clt+F11 để mở VBA
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F5 mà nó yêu cầu lựa chọn Macroname thì chọn SheetXXX.unprotectedAll rồi click Run nó sẽ chạy
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Sub unprotectedAll()
Dim i As Integer
For i = 1 To Application.Sheets.Count
PasswordBreaker Application.Sheets(i)
Next
End Sub
Sub PasswordBreaker(MySheet)
Dim pass As String
If MySheet.ProtectContents = False Then
MsgBox "Sheet '" amp; MySheet.Name amp; "' is unprotected!", vbInformation
Else
Dim i As Integer, j As Integer, k As Integer
Dim l As Integer, m As Integer, n As Integer
Dim i1 As Integer, i2 As Integer, i3 As Integer
Dim i4 As Integer, i5 As Integer, i6 As Integer
On Error Resume Next
For i = 65 To 66: For j = 65 To 66: For k = 65 To 66
For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66
For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66
For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126
pass = Chr(i) amp; Chr(j) amp; Chr(k) amp; _
Chr(l) amp; Chr(m) amp; Chr(i1) amp; Chr(i2) amp; Chr(i3) amp; _
Chr(i4) amp; Chr(i5) amp; Chr(i6) amp; Chr(n)
MySheet.Unprotect pass
Next: Next: Next: Next: Next: Next
Next: Next: Next: Next: Next: Next
If MySheet.ProtectContents = False Then
MsgBox "Sheet '" amp; MySheet.Name amp; "' is unprotected!", vbInformation
End If
End If
End Sub