How to: Stop SQL Server Agent (net Commands)
The SQL Server Agent service can be stopped using Microsoft Windows net commands.
To stop the default instance of SQL Server Agent
From a command prompt, enter one of the following commands:
net stop "SQL Server Agent (MSSQLSERVER)"
-or-
net stop SQLSERVERAGENT
To stop a named instance of SQL Server Agent
From a command prompt, enter one of the following commands. Replace instancename with the name of the instance you want to manage.
net stop "SQL Server Agent (instancename)"
-or-
**net stop SQLAgent$**instancename