RFID PROBLEM!!!!!!

hi,

i need in this...
i have message after execusion of dumbinfo.ino:

mfrc522 software version: 0x90 (unknown)
scan picc see uid, type, , data blocks...

you library can read easly version 0x91 , 0x92 bought new rfid reader version 0 (0x90) , can't read tags or cards

so how can ungrade reader 0x92 or ajust make reader read cards???

thanks

 p.s : installed library : https://github.com/miguelbalboa/rfid/
         and respected connection wires example

it helpful if posted code running , link rfid reader.

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