internal string GetOSVersion()
{
byte[] efiesp = GetPartition("EFIESP");
MemoryStream s = new(efiesp);
DiscUtils.Fat.FatFileSystem fs = new(s);
Stream mss = fs.OpenFile(@"\Windows\System32\Boot\mobilestartup.efi", FileMode.Open, FileAccess.Read);
MemoryStream msms = new();
mss.CopyTo(msms);
byte[] mobilestartup = msms.ToArray();
Version OSVersion = PE.GetProductVersion(mobilestartup);
s.Close();
return(OSVersion.ToString());
}