gennaro damato

the one in the picture is the rar file that cannot be unpacked please tell me what should I do?

quello in foto è il file rar che non è possibile scompattare per cortesia mi dici cosa devo fare ?

very kind, I downloaded the rar file for the epson xp 247 printer firmware but it is not possible to open it, could you help me unpack the file? Thank you the system warns me that it is a potentially dangerous file. What should I do . I paid for the application but cannot use it.