Apple

Device or computer? What happens when you try? Error message(s)? More information would help.

See the Apple Support article(s) below. 

If you see a message that says 'Your account has been disabled in the App Store and iTunes' - Apple Support.   *

Contact iTunes Support for assistance. See the Apple Support articles below for contact information.   

iTunes Support – world wide   -

Apple Support schedule phone call     -

Billings and Subscriptions   -

Apple on Twitter

See the Apple Support article(s) below. 

App Store, iTunes Store, or other Apple services - If you can't connect   *

Do you have another WiFi network where you can try?

What does it say when you try to sign in?