C:\fastboot>fastboot oem unlock
it shows ... nothing happens. how to unlock boot loader, i have tried all tools mentioned in this xda forums, like 15 second adb and fastboot drivers, and other toolss like allinone tool and master tool. no use, i have tried in windows 7 and windows 10 64 bit.
do we need to give any unlock key for this device, please reply to this forum or to my mail [email protected]