when u take it back tell them to fully unlock as u have payed for that and all they have done is patch unlocked it and left it half done if they left the executor in he games folder they really sound like they dont know what they are doing tell him to put it back his se tool box press the read flash button with the preloder ticked in the settings this will fix it stright away then do a full unlock bud hope this helps and shock him as he wont know how to do it lol