Use of short service message. Just type on keyboard *111*29# and press "Call". *111*29# - this code deactivate MTS GOOD'ok".
Use the service "Internet assistant" - https://ihelper.mts.ru/selfcare/?button. Follow the link, log in to your account in the services section. On this page you can disconnect and reconnect any service, including the service "GOOD'ok".
Call the "Help Desk" MTS on number 0890. For MTS free call.
Paid a visit to the salon MTS. Refer to the operator about disabling services, calling your number and your passport.
Periodically check the list of connected services. This will help you time to give up is automatically enabled services and save money in the account.