How to close the stage of sinus existence?

How to close Tik Tok bucket in stages? Come and have a look.

1. Open your mobile phone, enter the "I" page of Tik Tok, click on the upper right corner and select your wallet.

2. on the wallet page, click DOU installment.

3. Click Settings in the upper right corner, select Account Management, and click Close.

Bean installment is a installment payment product of Tik Tok. If we accidentally open it, how can we close it?

If you don't like to pay by installment, do you know how to turn off dou installment?