如何查看Windows7、8、10的序列号

用Powershell写过一个备份Windows序列号的脚本，我这里也有一个VBS的脚本文件，特地奉献给大家，如果您不小心丢掉了您的Windows Key，在重新安装系统之前运行一下这个脚本，备份到D盘，重新安装系统后用于激活。哈哈，可千万不要把别人的序列号备份给自己用哈。

具体做法：

1、打开记事本。

2、复制下面的脚本到记事本。

3、以VBS为文件扩展名保存文件。

4、运行此文件。

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Option Explicit Dim objshell,path,DigitalID, Result Set objshell = CreateObject("WScript.Shell")'Set registry key pathPath = "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\"'Registry key valueDigitalID = objshell.RegRead(Path & "DigitalProductId")Dim ProductName,ProductID,ProductKey,ProductData'Get ProductName, ProductID, ProductKeyProductName = "Product Name: " & objshell.RegRead(Path & "ProductName")ProductID = "Product ID: " & objshell.RegRead(Path & "ProductID")ProductKey = "Installed Key: " & ConvertToKey(DigitalID) ProductData = ProductName  & vbNewLine & ProductID  & vbNewLine & ProductKey'Show messbox if save to a file If vbYes = MsgBox(ProductData  & vblf & vblf & "Save to a file?", vbYesNo + vbQuestion, "BackUp Windows Key Information") then   Save ProductData End If'Convert binary to charsFunction ConvertToKey(Key)    Const KeyOffset = 52    Dim isWin8, Maps, i, j, Current, KeyOutput, Last, keypart1, insert    'Check if OS is Windows 8    isWin8 = (Key(66) \ 6) And 1    Key(66) = (Key(66) And &HF7) Or ((isWin8 And 2) * 4)    i = 24    Maps = "BCDFGHJKMPQRTVWXY2346789"    Do       Current= 0        j = 14        Do           Current = Current* 256           Current = Key(j + KeyOffset) + Current           Key(j + KeyOffset) = (Current \ 24)           Current=Current Mod 24            j = j -1        Loop While j >= 0        i = i -1        KeyOutput = Mid(Maps,Current+ 1, 1) & KeyOutput        Last = Current    Loop While i >= 0     keypart1 = Mid(KeyOutput, 2, Last)    insert = "N"    KeyOutput = Replace(KeyOutput, keypart1, keypart1 & insert, 2, 1, 0)    If Last = 0 Then KeyOutput = insert & KeyOutput    ConvertToKey = Mid(KeyOutput, 1, 5) & "-" & Mid(KeyOutput, 6, 5) & "-" & Mid(KeyOutput, 11, 5) & "-" & Mid(KeyOutput, 16, 5) & "-" & Mid(KeyOutput, 21, 5)       End Function'Save data to a fileFunction Save(Data)    Dim fso, fName, txt,objshell,UserName    Set objshell = CreateObject("wscript.shell")    'Get current user name     UserName = objshell.ExpandEnvironmentStrings("%UserName%")     'Create a text file on desktop     fName = "C:\Users\" & UserName & "\Desktop\WindowsKeyInfo.txt"    Set fso = CreateObject("Scripting.FileSystemObject")    Set txt = fso.CreateTextFile(fName)    txt.Writeline Data    txt.CloseEnd Function

你会看到你的Windows序列号；如下图。