C#

ConnectionOptions options = new ConnectionOptions();

          ManagementScope scope = new ManagementScope("\\\\" + sRemoteMachine + "\\root\\cimv2", options);
          scope.Connect();
          ManagementPath mp = new ManagementPath("Win32_Product");

          ManagementClass classInstance = new ManagementClass(scope, mp, null);

          // Obtain in-parameters for the method

          ManagementBaseObject inParams =  classInstance.GetMethodParameters("Install");

           inParams["AllUsers"] = true;
          //inParams["Options"] = installationParameters;  // problem lies here
          inParams["PackageLocation"] = sourceFilePath ;  //source file must be on the remote machine


          // Execute the method and obtain the return values.

          ManagementBaseObject outParams =  classInstance.InvokeMethod("Install", inParams, null);

System.IO.FileStream stream = new System.IO.FileStream(FileDir.Text, System.IO.FileMode.Open, System.IO.FileAccess.Read);<br />
// Create a buffer to hold the stream bytes<br />
byte[] buffer = new byte[stream.Length];<br />
// Read the bytes from this stream<br />
stream.Read(buffer, 0, (int)stream.Length);<br />
// Now we can close the stream<br />
stream.Close();<br />
InsertImage(ref buffer);<br />
buffer = null;