Generally Available: Storage with cool access enhancement

QoS update with cool access enabled on Premium and Ultra service levels improves how Azure NetApp Files balances performance and cost for mixed hot and cool workloads. Throughput automatically adjusts as data moves to cool storage, maintaining hot‑tier performance while enabling customers to benefit from cool access at scale. This enhancement continuously optimizes pool and volume throughput as cool access patterns change, delivering a seamless experience without manual tuning. Learn more: * [What's new in Azure NetApp Files](https://learn.microsoft.com/en-us/azure/azure-netapp-files/whats-new?branch=pr-en-us-311209) * [Azure NetApp Files storage with cool access](https://learn.microsoft.com/en-us/azure/azure-netapp-files/cool-access-introduction?branch=pr-en-us-311209) * [Service levels for Azure NetApp Files](https://learn.microsoft.com/en-us/azure/azure-netapp-files/azure-netapp-files-service-levels?branch=pr-en-us-311209) * [Manage Azure NetApp Files storage with cool access](https://learn.microsoft.com/en-us/azure/azure-netapp-files/manage-cool-access?branch=pr-en-us-311209&tabs=ultra)