1. Cancel the automatic deduction in WeChat or Alipay: open the WeChat or Alipay application and enter the "My" page. On WeChat, click the settings icon in the upper right corner and select "Payment and Security". On the Payment and Security page, find the "Payment Settings" or "Payment Management" option. On the payment setting page, find the option of "Confidential Payment/Automatic Deduction". On the confidential payment/automatic deduction page, find "UNICEF" or similar options, and click "Close Service" to cancel automatic deduction.

2. Cancel the automatic deduction of UNICEF official website: Go to UNICEF official website and log in to your account. On the account management or personal settings page, find "stop donating" or similar options. Click the "Stop Donation" button, fill in the relevant information according to the page prompts and submit it to cancel the automatic deduction.