banglalink mb meyad barano tips tricks 2018
If you have surrendered an internet package and the pack is on and the balance is in the balance, then the duration should not be increased.
When the pack is expired, then the MB will be added to the previous balance with rewal. And if you unsciribe, then the extension of the MB can not be extended.
So keep sizing regular internet packs and keep the Internet running. Dial * 5000 * 500 # to see the full volume of your Internet.