Why is my Apple ID disabled?
When I want to update any app it tells me my Apple ID has been disabled. It does the same thing when I want to get new apps too.
Apple ID is locked or disabled
If you have changed your password, have you followed the steps in this article?
What to do after you change your Apple ID or password - Apple Support
If necessary, contact iTunes Support. Either use the form or scroll to the bottom of the page in the 2nd link. Follow through the screens to get a chat or telephone option.