Activate: *115#
See whom you permitted to know your balance: *115*9#
Request to top up your balance: *115*subscriber’s number#
Prohibit subscriber from knowing your balance: *115*0*subscriber’s number#
If you do not want to receive requests on topping up someone else’s balances: *115*0*subscriber’s number#
If you wish to disable notifications set to the other subscriber’s number: *115*0*subscriber’s number#
Disable all notifications (the service will not be deactivated): *115*1*0#
Deactivate the service: *115*0#

Number should be entered as follows: 996Х0Ххххххх or 0Х0Ххххххх

Top up my balance