First add "X360.dll" too your project Spoiler Import the DLL Code: Imports x360.STFS Spoiler Make a new sub should be like this Spoiler Code: Private Sub ResignFile(ByVal FilePath As String) Dim stfs As New STFSPackage(Nothing) Try stfs.FlushPackage(New RSAParams(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData) + "/KV.bin")) stfs.CloseIO() Catch ex As Exception stfs.CloseIO() MessageBox.Show("Cant Rehash & Resign File", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error) End Try End Sub Once you've added that, just put this where you write the file Code: RehashFile(FilePath) Spoiler [hr] Thought i'd make a tutorial just for people to learn off have fun