SQL Server Evaluation Edition is a great way to get a fully functional and free instance of SQL Server for learning and developing solutions. The edition has a built in expiry of 6 months from the time that you install it.
One of my client doesn't have licensed key for SQL Server and they have planned to add key later. To apply licensed key to an existing evaluation edition of SQL Server is different from windows. Follow the below procedure.
In below screenshot, SQL Server is Enterprise evaluation edition.
Upgrade SQL Server Evaluation edition to license Edition of SQL Server
Mount SQL Server licensed setup file to the server.
Launch SQL Server "setup.exe", select maintenance tab and select edition upgrade.
Enter the licensed product Key and click next
Continue with running Edition Upgrade Rules
Select the instance name that you want to upgrade
Select upgrade to proceed with upgrade process and close it once successfully upgraded
In below screenshot, SQL Server Edition is successfully upgraded.
Ganapathi varma Chekuri
Lead SQL DBA, MCP