Azure Files

File shares that use the standard SMB 3.0 protocol

Updated on:2025/11/05

Azure Files offers serverless file shares, accessible via SMB, NFS and FileREST protocols. Azure file shares can be mounted concurrently by clients in Azure VMs or from on-premises workstations running Windows, macOS, and Linux. Additionally, Azure File Sync allows caching and synchronization of Azure File shares on Windows Servers for local access.

Pricing Details

Prices marked as N/A indicate that the redundancy option is not available in the selected region. Note: File operations that result in data transfer outside of an Azure datacenter will incur additional outbound data transfer charges.

FAQ

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Support & SLA

If you have any questions or need help, please visit Azure Support and select self-help service or any other method to contact us for support.

We guarantee that we can successfully process data reading requests from an offsite redundant storage (RA-GRS) account at least 99.99% of the time (99.9% for the Cold Access Layer), provided that we will retry in the secondary zone from the data writing failure from the primary zone.

We guarantee that we can successfully process data reading from local redundant storage (LRS) and offsite redundant storage (GRS) accounts at least 99.9% of the time (99% for the Cold Access Layer)

We guarantee that we can successfully process data writing requests into onsite redundant storage (LRS) and geo-redundant storage (GRS) accounts and read and access geo-redundant storage (RA-GRS) accounts at least 99.9% of the time (99% for the Cold Access Layer).

To learn more about the details of our Service Level Agreement, please visit the Service Level Agreements page.

The Managed Disk itself doesn’t provide a Service Level Agreement with financial support. The availability of a Managed Disk depends on the Service Level Agreement governing the basic storage used and the Virtual Machine it’s attached to. To learn more about the details of the Service Level Agreement of the Managed Disk, please visit the Managed Disk Service Level Agreements page.