JP1 Remotes

Thank you. Can i ask something more . im very new about jp1 modding and my english not very good. exactly what is it doing extender 1.4 for 6440.
i readed pdf fie but dont understand much. if i update URC-6440Extender104.hex file then my macros can be more fast or what ? i backup orjinal setting.bin

yes you are right . i will look that link thank you

is it possible to use air condition remote control for urc 6440 ?
i have air condition remote. İ copied buttons klima to 6440 .but its doesnt work right.
example i copied power on/off . When i click power off its close klima but after next clik its doesnt open . its only copied off.
Another example ...