Reply: How do i reset password in PlatinumQuest?

On the website click on Profile - Edit Profile, if you scroll down a bit there will be an entry box where you can change your password.

I couldnt show a picture flie so i had write, So when i was logging on Online the bar say invaild password or username, i was confused because i was type correct password but it keep it again
so how i do reset password? please help me