You can only cancel the current one and reapply. Etc is now recharged manually. If you want to change it to automatic, you need to apply again. You can go to the bank to cancel, then bind your credit card to the bank with credit card, and deduct the toll from your credit card when crossing the street. If you want to deduct it from WeChat, just search for ETC from WeChat, and then you can deduct the toll from WeChat.