There are many ways to stop, start, pause, and restart SQL Server service in Windows. This article shows two easiest, quickest, and most common ways to stop/start SQL Server service, which applies to MSSQL Server 2014/2012/2008/2005.
Step 1: Click Windows Start button and then select SQL Server Configuration Manager to open it. If you can't find it after clicking Start button, click All Programs ->Microsoft SQL Server -> Configuration Tools -> SQL Server Configuration Manager.
Step 2: Click the SQL Server Services. Select the instance name and right-click it. Then select Start, stop, pause, resume or restart to change the state of your SQL Server service.
Step 1: Click Windows Start button. Type cmd in the search box. Right-click cmd.exe and select Run as administrator to open "Command Prompt" as administrator.
Step 2: Run net commands to stop/start your SQL Server service.
Or run the following net commands to change the state of SQL Server service.
Tips: Replace "SQLEXPRESS" with your own database server instance name.