Excel表格中的保护具体该如何才能解除呢?下面是小编带来的关于excel表格解除保护的方法，希望阅读过后对你有所启发!

excel表格解除保护的方法：

解除保护步骤1：视图—宏—录制新宏—输入宏名如:aa(aa是可随意输入)

解除保护步骤2：停止录制，这样得到一个空宏

解除保护步骤3：同样视图—宏—查看宏—选aa(aa为之前新建的宏)—点击编辑按钮

解除保护步骤4：删除窗口中的所有字符，复制下面的内容粘贴。一个字母、标点符号都不能少。

Option Explicit

Public Sub AllInternalPasswords()

' Breaks worksheet and workbook structure passwords. Bob McCormick

' probably originator of base code algorithm modified for coverage

' of workbook structure / windows passwords and for multiple passwords

'

' Norman Harker and JE McGimpsey 27-Dec-2002 (Version 1.1)

' Modified 2003-Apr-04 by JEM: All msgs to constants, and

' eliminate one Exit Sub (Version 1.1.1)

' Reveals hashed passwords NOT original passwords

Const DBLSPACE As String = vbNewLine & vbNewLine

Const AUTHORS As String = DBLSPACE & vbNewLine & _

"Adapted from Bob McCormick base code by" & _

"Norman Harker and JE McGimpsey"

Const HEADER As String = "AllInternalPasswords User Message"

Const VERSION As String = DBLSPACE & "Version 1.1.1 2003-Apr-04"

Const REPBACK As String = DBLSPACE & "Please report failure " & _

"to the microsoft.public.excel.programming newsgroup."

Const ALLCLEAR As String = DBLSPACE & "The workbook should " & _

"now be free of all password protection, so make sure you:" & _

DBLSPACE & "SAVE IT NOW!" & DBLSPACE & "and also" & _

DBLSPACE & "BACKUP!, BACKUP!!, BACKUP!!!" & _

DBLSPACE & "Also, remember that the password was " & _

"put there for a reason. Don't stuff up crucial formulas " & _

"or data." & DBLSPACE & "Access and use of some data " & _

"may be an offense. If in doubt, don't."

Const MSGNOPWORDS1 As String = "There were no passwords on " & _

"sheets, or workbook structure or windows." & AUTHORS & VERSION

Const MSGNOPWORDS2 As String = "There was no protection to " & _

"workbook structure or windows." & DBLSPACE & _

"Proceeding to unprotect sheets." & AUTHORS & VERSION

Const MSGTAKETIME As String = "After pressing OK button this " & _

"will take some time." & DBLSPACE & "Amount of time " & _

"depends on how many different passwords, the " & _

"passwords, and your computer's specification." & DBLSPACE & _

"Just be patient! Make me a coffee!" & AUTHORS & VERSION

Const MSGPWORDFOUND1 As String = "You had a Worksheet " & _

"Structure or Windows Password set." & DBLSPACE & _

"The password found was: " & DBLSPACE & "$$" & DBLSPACE & _

"Note it down for potential future use in other workbooks by " & _

"the same person who set this password." & DBLSPACE & _

"Now to check and clear other passwords." & AUTHORS & VERSION

Const MSGPWORDFOUND2 As String = "You had a Worksheet " & _

"password set." & DBLSPACE & "The password found was: " & _

DBLSPACE & "$$" & DBLSPACE & "Note it down for potential " & _

"future use in other workbooks by same person who " & _

"set this password." & DBLSPACE & "Now to check and clear " & _

"other passwords." & AUTHORS & VERSION

Const MSGONLYONE As String = "Only structure / windows " & _

"protected with the password that was just found." & _

ALLCLEAR & AUTHORS & VERSION & REPBACK

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

MsgBox MSGNOPWORDS2, vbInformation, HEADER

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, vbInformation, HEADER

End Sub

解除保护步骤5：关闭编辑窗口

解除保护步骤6：视图—宏—查看宏,选AllInternalPasswords，点击执行，确定两次，等2分钟，再确定。密码撤销完毕。

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