I have no set my phone cecurity cod

Hello,

hi i have receive yester day your mail u say that if u remove the battry from mobile phone and leave it for 24 hours. i have use that method but problem is same. can u send me in other method.i think other person set other password in my mobile and now my mobile cecurity code.pin cod and pin 2 code is change can y give idea for change these passwords .thanks