If you purchased using iPad or iPhone through iTunes:
- In your iOS device, tap Settings - iTunes and App Store - Apple ID - View Apple ID.
- Enter your Apple ID and password.
- Choose Manage in the subscription items screen.
- Open All You Can Read and turn-off auto renewal.
If you purchased using credit card:
- Please login Pubu PC site: https://www.pubu.com.tw/
- Mouse over your nickname on top and click 會員中心 - 飽讀訂閱/自動續訂設定 to change the settings.
- Auto renewal should be safely turned off at least 48-hours before the end of the current period