t303 unlock failed
 

i was tried many times but still unlock failed or remote dongle not available

are you using setool original and not cracked go to tab semc select t303 choose com port 1 2 or 3 try to unlock when you connect fone make shore fone is powered of then press unlock power on fone and it should unlock i have unlocked about 5 of these fones but some are difficult good luck

i already unlocked many phone but that phones old scurity its new scurity with usb and with logs 2 credits . ony need tricks