Nowadays mtn deduct airtime unnecessarily on my sim for unnoticed subscription have cause ,each time i load mtn will just distribute my airtime but for now have escape from this problem.

Brothers and Sister with this situation your problem is solve by dialing *123*5*2# choose 8 or *123*5# and you will see all the active plan .

Stop mtn from deducting your airtime as from now.

Source:http://www.asifawalesblog.com/2016/07/solution-to-stop-mtn-from-deducting.html?m=1