How to Reset or Change Phone Password Without Knowing

You can change Phone Password by two codes. Type these codes in phone and change your password.

*2767*3855# 
*2767*2878#

Step 1)  *2767*3855#
Step 2)  *7465625*638*00000000*00000000#
Step 3)  #7465625*638*00000000#
Now your phone is unlocked.