I'm having trouble reseting my password. I change it but it is not taking. I can't get into my iTunes.

If you have changed your password, have you followed the steps in this article on all devices/computers? 

What to do after you change your Apple ID or password - Apple Support.  *

Try turning off your phone for a few minutes to reboot the system. If you are home, reboot your Wi-Fi connection as well. Then try it again.

Hello ~ What happens when you try? Any messages? If so what exactly do they say?

~Katana-San~