Even with Extended Security Updates (ESU), all support officially terminates by July 8, 2025 .
If you only need a free database engine for basic testing, the SQL Server 2012 Express SP4 is still publicly available on the Microsoft Download Center . 2. Updating Your Installation sql server 2012 developer edition download iso updated
SQL Server 2012 Developer Edition is from official Microsoft channels as it has reached its full end-of-life status. While older installation media might still exist in private libraries, Microsoft now directs developers to modern versions like SQL Server 2022 or the upcoming SQL Server 2025. Current Status and Support Even with Extended Security Updates (ESU), all support
If you have an old Evaluation ISO, you can install it and then use the Edition Upgrade tool in the SQL Server Installation Center to switch to the Developer edition by providing a license key (which is often pre-filled for Developer installers). 2. Don’t Forget the Service Packs Updating Your Installation SQL Server 2012 Developer Edition