The phone bill is being deducted for no apparent reason, saying it is for on-demand services. How can I solve the problem?

Download the APP of the operator you are using, and then log in to the account of your mobile phone number. You can query all the services of your mobile phone number in the APP. You can directly cancel any service you do not want, but for some Business cannot be canceled.

Dial the operator's number, go to the customer service manual service, tell the customer service the business that needs to be canceled, and the customer service can help you cancel it. At the same time, some services cannot be canceled.

The most effective way is to go directly to the business hall and ask the staff to cancel the business. This is the most effective way. Basically, any business can be canceled.

Extended information:

It is recommended to always pay attention to the text messages on your mobile phone. Sometimes the operator will send a text message asking you whether you can activate any services. You need to reply to the text message to confirm whether you can activate it or not.