Upgrading SQL Server 2014 via Uninstall/Re-install

Process

1. Detach databases.
2. Uninstall SQL Server 2014
3. Install SQL Server 2016/2019
4. Reattach databases.

Uninstall SQL Server 2014 (v12)

To uninstall SQL Server instance, go to Control Panel and then Programs and Features.

Select and right-click on Microsoft SQL Server 2014 and select Uninstall/remove.

How to uninstall SQL-Server 2014 Instance

Upgrade to SQL Server 2016 (v13)

SSMS Tool

https://docs.microsoft.com/en-us/sql/ssms/download-sql-server-management-studio-ssms?view=sql-server-ver15

Upgrade to SQL Server 2019 (v15)

SQL Server 2019 Requirements

• Windows Server 2016 or higher

https://docs.microsoft.com/en-us/sql/sql-server/install/hardware-and-software-requirements-for-installing-sql-server-ver15?view=sql-server-ver15

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