If you want to redistribute the Barcode Win32 DLL as part of your application, on the target machine, simply put BarcodeWin32.dll into the windows 32-bit system folder (e.g. "c:\windows\system32" or "c:\winnt\system32") for 32-bit Windows OS, or the SysWow64 folder (e.g. "c:\windows\SysWow64) for 64-bit Windows OS.