1. Log in to the DDS console.
2. On the Instance Management page, on the target instance you want to change the billing mode to pay-as-you-go, select More > Subscription-based to Pay-as-you-go to go to the Pay-as-you-go page.
3. On the Pay-as-you-go page, check that the instance information is correct and click OK. The instance in yearly/monthly subscription mode will be switched to pay-as-you-go upon expiration.
4. After the instance in yearly/monthly subscription mode is switched to pay-as-you-go upon expiration, Pay-as-you-go is displayed in the Billing Mode column for the target instance.