Exchange non-premium storage for a premium storage or vice versa

We can also exchange a reserved instance for virtual machines having premium storage with non-premium storage. The process remains the same. The new reservation will be purchased for the same region and there are no charges for exchange.

Author: RajeevMSFT

articles/cost-management-billing/reservations/exchange-and-refund-azure-reservations.md

@@ -87,9 +87,9 @@ When you exchange reservations, the new purchase currency amount must be greater
 1. When done, select **Next: Review**.
 1. Review your reservations to return and new reservations to purchase and then select **Confirm exchange**.
 
-## Exchange nonpremium storage for premium storage
+## Exchange nonpremium storage for premium storage or vice versa
 
-You can exchange a reservation purchased for a VM size that doesn't support premium storage to a corresponding VM size that does. For example, an _F1_ for an _F1s_. To make the exchange, go to Reservation Details and select **Exchange**. The exchange doesn't reset the term of the reserved instance or create a new transaction.
+You can exchange a reservation purchased for a VM size that doesn't support premium storage to a corresponding VM size that does and vice-versa. For example, an _F1_ for an _F1s_ or an _F1s_ for an _F1_. To make the exchange, go to Reservation Details and select **Exchange**. The exchange doesn't reset the term of the reserved instance or create a new transaction. Also the new reservation will be for the same region and there are no charges for this exchange
 If you're exchanging for a different size, series, region, or payment frequency, the term is reset for the new reservation. 
 
 ## How transactions are processed