SQL Server Support Expired or Close to Expiring

This warning has been raised because SQL Server is no longer supported or support is close to expiring.

Suggested Action

Consider upgrading SQL Server to a supported version.

How To Check SQL Server Version

SELECT @@VERSION

How To Find SQL Server Version, Edition, Product Level, Build Date and More

SELECT SERVERPROPERTY('ProductVersion') AS ProductVersion,
       SERVERPROPERTY('ProductUpdateLevel') AS ProductUpdateLevel,
       SERVERPROPERTY('ProductLevel') AS ProductLevel,
       SERVERPROPERTY('Edition') AS Edition,
       SERVERPROPERTY('ProductBuild') AS ProductBuild,
       SERVERPROPERTY('ProductBuildType') AS ProductBuildType,
       SERVERPROPERTY('ProductMajorVersion') AS ProductMajorVersion,
       SERVERPROPERTY('ProductUpdateReference') AS ProductUpdateReference,
       SERVERPROPERTY('ResourceLastUpdateDateTime') AS ResourceLastUpdateDateTime,
       SERVERPROPERTY('ResourceVersion') AS ResourceVersion,
       SERVERPROPERTY('BuildClrVersion') AS BuildClrVersion,
       SERVERPROPERTY('EditionID') AS EditionID,
       SERVERPROPERTY('LicenseType') AS LicenseType,
       SERVERPROPERTY('NumLicenses') AS NumLicenses;

Further Reading

Microsoft SQL Server Versions List | SqlServerBuilds.blogspot.com

@@Version - Transact SQL Configuration Functions | Microsoft Docs