Use a drive 16GB or smaller, formatted to FAT32 .
Look for reputable technician forums like GSM-Forum , Reparation-TV , or Firmware.vip . Download MT5510S PB782 CONDOR S43T5600 part03 rar
Are you trying to fix a specific issue like a or a frozen logo , or are you just looking to update the Android version ? Use a drive 16GB or smaller, formatted to FAT32