Do you know that you can subscribe for 10mb that will only last for 24 hours but you can still force it to last for more than 24 hours because something you might be busy and all your unused data will disappear after 24 hours of subscription.
This article is all about how to How to Stop your MTN 10MB Subscription from Expiring the next Day
and you can as well try it with other MTN daily internet subscriptions.
To stop your MTN 100mb subscription from expiring all you need to do is to buy MTN #100 Recharge card, then you need to go to your mobile phone Date and time settings to change the date of your mobile phone to be 2days ahead of the real day. For instance today is 17-011-2014 the date of you mobile phone to 19-11-2014 and change your time to 11:59am or 23:59.
Then load the card, after loading the card then send 104 to 131 or dial *123*4*1*1# You'll be given your 10mb and your money will be taken...
The only benefit you get doing this is that your 10mb will not expire the next day if you are busy to consume it, there by given you the opportunity to use what you paid for at your own convenient time remember you can still try in other MTN internet packages to see if iy works for you.
NOTE:- You must not check your data balance because it will stop working, also make sure that you don't have any money on your phone before trying to avoid if anything goes wrong.