salam to all
i am new here so please guys help me
i have truman tm-170 can any body tell me how can i enter key in this module?
i tried different code to open hidden code box but all in van like 9339 2040 1004 9999 2528 all are not working
to use these codes should i have to upgrade my firmware if so then plz tell me what is the method of that plz with trumen tm-170 software and update file
plz plz help me i shall be very thankful to you