hello guys. i have problem with the phone. when i bought it, the seller told me that it was sim free, but when i put the card, it write down it is locked. then guy from other forum made something, i write down the unlock programme but it didn't unlock. then he write other programme and it still didn't work, it is locked more difficult. now it didn't even start, it is jammed. something is written, rooted or like that. could you help me what to do? he also told me to write down firmwares. please help me, i am new in android. this is my first phone ever, i mean serious phone. thank you in advance.