1.open constan.cw as text file(.txt) in computer
2.edit the keycode in the file Constant.cw
3.save the file in USB
4.insert the USB into the receiver
5.go to menu "NETWORK SETUP"----CCCAM CLIENT SETUP"
6.go to the first list "update files by USB'
7.go to the third list "constant.cw(cccam plug) , then press ok
8.press the yellow key on the remote controller, the receiver will save the files.