你如果问客服,他们会告诉你无能为力。 Now, let's do it:
Turn on your ipad2 with wifi connection.
1. 点 [Settings]
2. 点 [iTurn & Apple Store]
3. You can see your apple id, then 点 [your ID]
4. 点 [View Apple ID]
5. 在弹出的 "Account" window,
点 [Payment information]
6. 点 [none]