Before attempting to download or install the file, keep the following in mind:
Plug the USB into your receiver and press the Menu button on your remote. Before attempting to download or install the file,
Format a USB flash drive to FAT32 and copy the extracted channel file to the root directory (not inside a folder). Before attempting to download or install the file,
Choose the channel list file from the list on your screen and press OK . Before attempting to download or install the file,
Since the file is in .rar format, you will need a utility like WinRAR or 7-Zip to extract the actual .bin or .db database file before moving it to your USB drive. How to Install the Channel List via USB