How to translate MS Windows OS version numbers into product names in .NET?

Thomas Bratt picture Thomas Bratt · Feb 13, 2009 · Viewed 47.3k times · Source

How to translate MS Windows OS version numbers into product names?

For example, in .NET the following two properties could be used to work out that the product is MS Windows Vista Ultimate Edition :

Environment.OSVersion.Platform returns Win32NT

Environment.OSVersion.Version returns 6.0.6001.65536

Answer

Avram picture Avram · Feb 13, 2009

howto net os version

VB:

Public Function GetOSVersion() As String
    Select Case Environment.OSVersion.Platform
        Case PlatformID.Win32S
            Return "Win 3.1"
        Case PlatformID.Win32Windows
            Select Case Environment.OSVersion.Version.Minor
                Case 0
                    Return "Win95"
                Case 10
                    Return "Win98"
                Case 90
                    Return "WinME"
                Case Else
                    Return "Unknown"
            End Select
        Case PlatformID.Win32NT
            Select Case Environment.OSVersion.Version.Major
                Case 3
                    Return "NT 3.51"
                Case 4
                    Return "NT 4.0"
                Case 5
                    Select Case _
                        Environment.OSVersion.Version.Minor
                        Case 0
                            Return "Win2000"
                        Case 1
                            Return "WinXP"
                        Case 2
                            Return "Win2003"
                    End Select
                Case 6
                    Select Case _
                        Environment.OSVersion.Version.Minor
                        Case 0
                            Return "Vista/Win2008Server"
                        Case 1
                            Return "Win7/Win2008Server R2"
                        Case 2
                            Return "Win8/Win2012Server"
                        Case 3
                            Return "Win8.1/Win2012Server R2"
                    End Select
                Case 10  //this will only show up if the application has a manifest file allowing W10, otherwise a 6.2 version will be used
                  Return "Windows 10"
                Case Else
                    Return "Unknown"
            End Select
        Case PlatformID.WinCE
            Return "Win CE"
    End Select
End Function

C#

public string GetOSVersion()
{
  switch (Environment.OSVersion.Platform) {
    case PlatformID.Win32S:
      return "Win 3.1";
    case PlatformID.Win32Windows:
      switch (Environment.OSVersion.Version.Minor) {
        case 0:
          return "Win95";
        case 10:
          return "Win98";
        case 90:
          return "WinME";
      }
      break;

    case PlatformID.Win32NT:
      switch (Environment.OSVersion.Version.Major) {
        case 3:
          return "NT 3.51";
        case 4:
          return "NT 4.0";
        case 5:
          switch (Environment.OSVersion.Version.Minor) {
            case 0:
              return "Win2000";
            case 1:
              return "WinXP";
            case 2:
              return "Win2003";
          }
          break;

        case 6:
          switch(Environment.OSVersion.Version.Minor) {
            case 0:
              return "Vista/Win2008Server";
            case 1:
              return "Win7/Win2008Server R2";
            case 2:
              return "Win8/Win2012Server";
            case 3:
              return "Win8.1/Win2012Server R2";
          }
          break;
        case 10:  //this will only show up if the application has a manifest file allowing W10, otherwise a 6.2 version will be used
          return "Windows 10";
      }
      break;

    case PlatformID.WinCE:
      return "Win CE";
  }

  return "Unknown";
}