Microsoft SQL Server License

[Error Message] The SQL Server product key is not valid. To proceed, re-enter the product key values from the Certificate of Authenticity (COA) or SQL Server packaging. [Details] Microsoft.SqlServer.Configuration.SetupExtension.InvalidPidException: The SQL Server product key is not valid. To proceed, re-enter the product key values from the Certificate of Authenticity (COA) or SQL Server packaging.

SELECT * FROM sys.dm_db_persisted_sku_features;

ECLARE @Version NVARCHAR(128) 
SET @Version = 
    CONVERT(NVARCHAR(128),SERVERPROPERTY ('ProductVersion'))
SELECT
  CASE
     WHEN @Version like '11%'   THEN 'SQL SERVER 2012'
     WHEN @Version like '12%'   THEN 'SQL SERVER 2014'
     WHEN @Version like '13%'   THEN 'SQL SERVER 2016'    
     ELSE 'Unknown'
  END AS 'Sql Server Version Name',
  SERVERPROPERTY('ProductVersion') AS ProductVersion,
  SERVERPROPERTY('Edition') AS Edition,
  SERVERPROPERTY('ProductLevel') AS ProductLevel

See also

• SQL Server, SQL Server Management Studio, Microsoft SQL Server License, MDS
• Microsoft Windows: Windows 10, Windows 11, Windows Server, Windows IoT, Windows Server containers, RDP, Windows Update, Windows Defender, Windows Unified Write Filter (UWF), ReFS, Start-Service, Stop-Service, Set-Service, DISM, SFC, systeminfo, Microsoft Hyper-V, WSL, Windows Terminal, Windows Subsystem for Linux (WLS), Windows Server 2022, PowerShell, logoff, query user, WLMS, File explorer, Copy-Item, BitLocker, Cmdlet, choco, scoop, Windows VSS

https://www.sqlshack.com/sql-server-edition-upgrade/