Docs
Summary
Chargebee follows the Advance billing mechanism (is billed for the period ahead). If you want to change the current subscription period, for example move the billing date from 10th July to 15th Aug then,
In doing so you can extend or reduce the billing period where charges and credits will be calculated accordingly.To do so you need to enable the proration.
To make this change, Go to Chargebee Dashboard,
Subscriptions
Select the subscription you want to extend for a month
Click Change Next Billing date from the action panel to the right
Select the Next Renewal date
Click on Prorate charges (if applicable)Select how you want to invoice the subscription
Add Comment (Mandatory)Click Change
Articles & FAQ