去除excel保护

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去除excel的保护

某些官网上载下来的excel是带有保护的,这样的excel不能选择单元格,也不能编辑,很不方便。双击单元格会有以下提示:

在百度上找了个破解excel保护密码的方法,通过编写宏来破解excel保护,具体内容如下:

(1)点击视图——宏——录制宏

(2)然后给宏起个名字,随便名字都可以,然后单击确定。

(3)单击宏——查看宏,选中新建的宏,点编辑

然后把附录中的代码替换vb编辑器里面的内容,代码在最后面。

如下所示:

(4)保存,无视警告,运行。

然后点运行键 点击确定:

出结果,提示破解完成:

这样excel的保护就被取消啦~~

附录——vb代码

Public Sub 工作表保护密码破解()

Const DBLSPACE As String = vbNewLine & vbNewLine

Const AUTHORS As String = DBLSPACE & vbNewLine & _

"作者:McCormick JE McGimpsey "

Const HEADER As String = "工作表保护密码破解"

Const VERSION As String = DBLSPACE & "版本 Version 1.1.1"

Const REPBACK As String = DBLSPACE & ""

Const ZHENGLI As String = DBLSPACE & " hfhzi3—戊冥 整理"

Const ALLCLEAR As String = DBLSPACE & "该工作簿中的工作表密码保护已全部解除!!" &

DBLSPACE & "请记得另保存" _

& DBLSPACE & "注意:不要用在不当地方,要尊重他人的劳动成果!"

Const MSGNOPWORDS1 As String = "该文件工作表中没有加密"

Const MSGNOPWORDS2 As String = "该文件工作表中没有加密2"

Const MSGTAKETIME As String = "解密需花费一定时间,请耐心等候!" & DBLSPACE & "按确定开始破解!"

Const MSGPWORDFOUND1 As String = "密码重新组合为:" & DBLSPACE & "$$" & DBLSPACE & _

"如果该文件工作表有不同密码,将搜索下一组密码并修改清除"

Const MSGPWORDFOUND2 As String = "密码重新组合为:" & DBLSPACE & "$$" & DBLSPACE & _

"如果该文件工作表有不同密码,将搜索下一组密码并解除"

Const MSGONLYONE As String = "确保为唯一的?"

Dim w1 As Worksheet, w2 As Worksheet

Dim i As Integer, j As Integer, k As Integer, l As Integer

Dim m As Integer, n As Integer, i1 As Integer, i2 As Integer

Dim i3 As Integer, i4 As Integer, i5 As Integer, i6 As Integer

Dim PWord1 As String

Dim ShTag As Boolean, WinTag As Boolean

Application.ScreenUpdating = False

With ActiveWorkbook

WinTag = .ProtectStructure Or .ProtectWindows

End With

ShTag = False

For Each w1 In Worksheets

ShTag = ShTag Or w1.ProtectContents

Next w1

If Not ShTag And Not WinTag Then

MsgBox MSGNOPWORDS1, vbInformation, HEADER

Exit Sub

End If

MsgBox MSGTAKETIME, vbInformation, HEADER If Not WinTag Then

Else

On Error Resume Next

Do 'dummy do loop

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

With ActiveWorkbook

.Unprotect Chr(i) & Chr(j) & Chr(k) & _

Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & _

Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

If .ProtectStructure = False And _

.ProtectWindows = False Then

PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _

Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

MsgBox Application.Substitute(MSGPWORDFOUND1, _

"$$", PWord1), vbInformation, HEADER

Exit Do 'Bypass all for...nexts

End If

End With

Next: Next: Next: Next: Next: Next

Next: Next: Next: Next: Next: Next

Loop Until True

On Error GoTo 0

End If

If WinTag And Not ShTag Then

MsgBox MSGONLYONE, vbInformation, HEADER

Exit Sub

End If

On Error Resume Next

For Each w1 In Worksheets

'Attempt clearance with PWord1

w1.Unprotect PWord1

Next w1

On Error GoTo 0

ShTag = False

For Each w1 In Worksheets

'Checks for all clear ShTag triggered to 1 if not.

ShTag = ShTag Or w1.ProtectContents

Next w1

If ShTag Then

For Each w1 In Worksheets With w1

If .ProtectContents Then

On Error Resume Next

Do 'Dummy do loop

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

.Unprotect Chr(i) & Chr(j) & Chr(k) & _

Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

If Not .ProtectContents Then

PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _

Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

MsgBox Application.Substitute(MSGPWORDFOUND2, _

"$$", PWord1), vbInformation, HEADER

'leverage finding Pword by trying on other sheets

For Each w2 In Worksheets

w2.Unprotect PWord1

Next w2

Exit Do 'Bypass all for...nexts

End If

Next: Next: Next: Next: Next: Next

Next: Next: Next: Next: Next: Next

Loop Until True

On Error GoTo 0

End If

End With

Next w1

End If

MsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK & ZHENGLI, vbInformation, HEADER

End Sub