Satlink Ws-6933 Software Update |work| Instant
Satellite frequencies change frequently. An update refreshes the internal database so you aren't searching for "ghost" signals.
Alternatively, many update tools allow you to import a pre-configured .xml or .txt satellite list to batch-update all available satellites. satlink ws-6933 software update
This usually means the COM port is wrong or the cable is faulty. Try a different USB port or cable. Satellite frequencies change frequently