thanks for your intention my brother,
i tell you up, i install the PMDG 747-400X DVD version then the 747-8IF version with enablebutton then the 747-400 LCF and it work perfect for me try in this order and see.
Thanks
That's Right my brother.. just installing The PMDG DVD version and then LCF and every thing go's ok. and without adding the code...thank's for your care Brother