Prevent Automatic Startup of an Instance of SQL Server (SQL Server Configuration Manager)
This topic describes how prevent an instance of SQL Server from starting automatically in SQL Server 2012 by using SQL Server Configuration Manager. SQL Server is normally configured to start automatically. You can change that by setting the start mode for the instance to manual.
Using SQL Server Configuration Manager
To prevent automatic startup of an instance of SQL Server
On the Start menu, point to All Programs, point to Microsoft SQL Server 2012 , point to Configuration Tools, and then click SQL Server Configuration Manager.
In SQL Server Configuration Manager, expand Services, and then click SQL Server.
In the details pane, right-click MSSQLServer, and then click Properties.
In the SQL Server <instancename> Properties dialog box, in the Properties box, set the value of Start Mode to Manual.
Click OK to close the SQL Server <instancename> Properties dialog box, and then close SQL Server Configuration Manager.
To access SQL Server Configuration Manager Using Windows 8
Because SQL Server Configuration Manager is a snap-in for the Microsoft Management Console program and not a stand-alone program, SQL Server Configuration Manager not does not appear as an application when running Windows 8. To open SQL Server Configuration Manager, in the Search charm, under Apps, type SQLServerManager11.msc (for SQL Server 2012) or SQLServerManager10.msc for (SQL Server 2008), and then press Enter.