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Reference: Sitefinity CMS and .NET framework compatibility

The following article lists the compatibility of Sitefinity CMS releases with Microsoft .NET framework versions.

Sitefinity CMS release	.NET framework
11.0 to 11.2	4.7.1
10.0 to 10.2	4.5
4.0 to 10.0	4.0

IMPORTANT: When you are upgrading Sitefinity CMS, you must upgrade your Microsoft .NET framework to the respective version.

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