# Microsoft Exchange Server

Review the following table and notes to ensure that you are using the supported version of Microsoft Exchange Server and its operating systems:

* [Microsoft Windows Server 2019](#available-features-for-microsoft-exchange-server-for-microsoft-windows-server-2019)
* [Microsoft Windows Server 2016](#available-features-for-microsoft-exchange-server-for-microsoft-windows-server-2016)

### Available features for Microsoft Exchange Server for Microsoft Windows Server 2019

(Microsoft Exchange Server on Microsoft NTFS and ReFS is supported.)

<table data-header-hidden data-full-width="true"><thead><tr><th width="230"></th><th width="185.33333333333337" align="center"></th><th></th></tr></thead><tbody><tr><td><strong>Microsoft Exchange Server</strong></td><td align="center">Microsoft Exchange Server 2019</td><td></td></tr><tr><td><strong>File-level backup</strong></td><td align="center"><span data-gb-custom-inline data-tag="emoji" data-code="274c">❌</span></td><td></td></tr><tr><td><strong>Block-level backup</strong></td><td align="center"><span data-gb-custom-inline data-tag="emoji" data-code="2705">✅</span></td><td>Recovery to alternate locations is supported.</td></tr><tr><td><strong>Instant availability</strong></td><td align="center"><span data-gb-custom-inline data-tag="emoji" data-code="2705">✅</span></td><td></td></tr><tr><td><strong>Cluster support</strong></td><td align="center">DAG, IP-less DAG</td><td></td></tr></tbody></table>

### Available features for Microsoft Exchange Server for Microsoft Windows Server 2016

(Microsoft Exchange Server on Microsoft NTFS and ReFS is supported.)

<table data-header-hidden data-full-width="true"><thead><tr><th width="230"></th><th width="185.33333333333337" align="center"></th><th></th></tr></thead><tbody><tr><td><strong>Microsoft Exchange Server</strong></td><td align="center">Microsoft Exchange Server 2016</td><td></td></tr><tr><td><strong>File-level backup</strong></td><td align="center"><span data-gb-custom-inline data-tag="emoji" data-code="274c">❌</span></td><td></td></tr><tr><td><strong>Block-level backup</strong></td><td align="center"><span data-gb-custom-inline data-tag="emoji" data-code="2705">✅</span></td><td>Recovery to alternate locations is supported.</td></tr><tr><td><strong>Instant availability</strong></td><td align="center"><span data-gb-custom-inline data-tag="emoji" data-code="2705">✅</span></td><td></td></tr><tr><td><strong>Cluster support</strong></td><td align="center">DAG, IP-less DAG</td><td></td></tr></tbody></table>
