Alibaba password-free payment can be turned off. The specific method is as follows:

1. Enter the Alipay app on your phone and click "My". Then click on the settings in the upper right corner of "My".

2. Find "Payment Settings" in the settings and click to enter.

3. Find "Password-free Payment/Automatic Deduction" on the payment settings page and click to enter.

4. Check the "signed" service items in password-free payment.

5. Click on the signed payment service item and click "Close Service" below.

6. After clicking to close the service, enter the cancellation page and click "Cancel". You can then turn off the password-free payment for the relevant service.