Probably not as they are unrelated.does the paid sim-unlocking the phone unlocks the bootloader, or at least put the bootloader in position where it could be unlocked?
so the only way of getting the bootloader unlockable is to get the key from carrier? (IF the carrier want to do that).
Correct, but I've yet to hear of anyone actually doing that.so the only way of getting the bootloader unlockable is to get the key from carrier? (IF the carrier want to do that).