Set up account auto-refill
1
Go to Billing → Account
In your Dashboard, open Billing from the left navigation. The Account page opens by default. Scroll to the Account auto-refill card.

2
Enter Auto-refill thresholds
Enter the minimum balance threshold that triggers auto-refill, and the amount to add when auto-refill is triggered. Save your changes.
Change account Auto-refill during activation
You can also configure auto-refill during activation and when changing data plans.
Related actions
Activate SIMs
Configure auto-refill during SIM activation