If the USB method fails:
If your receiver is working and you want to save your current firmware, channel list, and settings: Plug a formatted FAT32 USB drive into one of the two USB ports. Yellow button on your remote to "Upload". Upload All (or "Dump") to save the entire flash content as a dump starsat sr5090 hd extreme
For a visual walkthrough on unboxing and the physical ports available on this receiver: If the USB method fails: If your receiver