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Ne marche qu'à partir de Windows Vista.

Get drive label in C# Archive

    public const string SHELL = "shell32.dll";
 
    [DllImport(SHELL, CharSet = CharSet.Unicode)]
    public static extern uint SHParseDisplayName(string pszName, IntPtr zero, [Out] out IntPtr ppidl, uint sfgaoIn, [Out] out uint psfgaoOut);
 
    [DllImport(SHELL, CharSet = CharSet.Unicode)]
    public static extern uint SHGetNameFromIDList(IntPtr pidl, SIGDN sigdnName, [Out] out String ppszName);
 
    public enum SIGDN : uint
    {
        NORMALDISPLAY = 0x00000000,
        PARENTRELATIVEPARSING = 0x80018001,
        DESKTOPABSOLUTEPARSING = 0x80028000,
        PARENTRELATIVEEDITING = 0x80031001,
        DESKTOPABSOLUTEEDITING = 0x8004c000,
        FILESYSPATH = 0x80058000,
        URL = 0x80068000,
        PARENTRELATIVEFORADDRESSBAR = 0x8007c001,
        PARENTRELATIVE = 0x80080001
    }
 
    //var x = GetDriveLabel(@"C:\")
    public string GetDriveLabel(string driveNameAsLetterColonBackslash)
    {
        IntPtr pidl;
        uint dummy;
        string name;
        if (SHParseDisplayName(driveNameAsLetterColonBackslash, IntPtr.Zero, out pidl, 0, out dummy) == 0
            && SHGetNameFromIDList(pidl, SIGDN.PARENTRELATIVEEDITING, out name) == 0
            && name != null)
        {
            return name;
        }
        return null;
    }

How to determine the Windows version by using Visual C# Archive

OperatingSystem osVersionObj = Environment.OSVersion; 
 
OSVersionInfo osVersionInfo = new OSVersionInfo() 
{ 
    Name = GetOSName(osVersionObj), 
    Major = osVersionObj.Version.Major, 
    Minor = osVersionObj.Version.Minor, 
    Build = osVersionObj.Version.Build 
}; 

Correspondance :

Operating System Version Archive

CCS LABS C#: Low Level Disk Access Archive