Using the app:

1. Open your MMG app
2. Select Buy/Sell Top up
3. Buy top up
4. Enter amount
5. Enter your Pin
6. Click Ok

USSD Menu:

1. Dial *123#
2. Reply 1
3. Reply 1 Again
4. Reply 1 Once more
5. Enter Amount
6. Confirm Amount
7. Enter your Pin
8. Click Send

Using the app:

1. Open your MMG app
2. Select Buy/Sell Top up
3. Sell top up to others
4. Enter number and amount
5. Enter your Pin
6. Click Ok

USSD Menu:

1. Dial *123#
2. Reply 1
3. Reply 2
4. Reply 1
5. Enter Customer Number
6. Confirm Customer Number
7. Enter Amount
8. Confirm amount
9. Enter your Pin
10. Click Send