To top up airtime, go to your M-Pesa menu, select Lipa na M-Pesa, enter the Paybill number - 4267926, account number #07xx, and the amount of airtime you want to purchase.

The Paybill numbers for airtime top-up is 4267926.

The minimum top-up amount is KES 10.

Yes, you can top up airtime for another person by entering their phone number as the account number when using the Paybill service.

No, there are no extra charges when buying airtime via Paybill, as it is a free service.

Airtime top-ups are usually instant, but in some cases, it might take a few minutes to reflect on your account.