- #SQL SERVER SA ACCOUNT CAN BE DISABLED HOW TO#
- #SQL SERVER SA ACCOUNT CAN BE DISABLED INSTALL#
- #SQL SERVER SA ACCOUNT CAN BE DISABLED PASSWORD#
#SQL SERVER SA ACCOUNT CAN BE DISABLED INSTALL#
You can see the sa account is disabled when you install SQL Server using Windows Authentication mode.ģ. Connect to the SQL Server instance using SSMS and go to Security. After restarting the SQL Server, the authentication mode will be changed to SQL Server and Windows Authentication mode. Once you clicked on the Ok button, we will get the following screen:Īs discussed earlier, we need to restart the SQL Server service to make this change effective. Click on the radio button next to SQL Server and Windows Authentication mode, and click on OK to close the Server Properties page.ģ. On the Server Properties page, Click on Security. Right-click on the database instance, and go to Properties.Ģ. Login to the SQL server instance using SQL Server Management Studio. You need to remember that, the SQL Server service needs to restart to make this change effective.ġ. To Change the Authentication Mode:įollow the steps mentioned below to change the authentication mode from Windows Authentication to SQL Server and Windows Authentication. You need to change the authentication mode for SQL server from Windows Authentication Mode to SQL Server and Windows Authentication Mode to use the sa account. Sometimes, due to users/customers request, you may need to enable the sa account.
Please refer to the below T-SQL script to enable “ sa” login.When you install the SQL Server using Windows Authentication mode, by default, the “ sa” account is disabled.
#SQL SERVER SA ACCOUNT CAN BE DISABLED PASSWORD#
Now, if you know the password of “ sa” login, just enable the “ sa” login and start SQL Server in multi-user mode, connect to SQL Server instance using “ sa” login and create whatever logins you need for your application to run. You would be able to successfully connect to the SQL Server instance. Launch the Command Prompt and connect to SQL Server using SQLCMD. So, if you are a member of the local administrator group, you can connect to SQL Server instance using SQLCMD or SQL Server Management Studio. When the SQL Server is started in single user mode, all the users who are a member of the host’s local administrator group can connect to SQL Server instance and they will gain the privileges of server level role sysadmin which helps us to recover SA password. Restart the SQL Server service to start SQL Server in single user mode. Right-click and click on the Properties option.Īfter adding the startup parameter, click on the Apply button and then the OK button in the warning message window. Open SQL Server configuration manager and select the service of SQL Server instance. We need to start SQL Server in single user mode by adding the parameter -m or – f in the startup parameters. To gain access to the SQL Server instance back or recover SA password, please follow the below steps. This process may take more time and effort. In this situation, to gain access to your databases, we can re-install the SQL Server instance and attach the databases. I do not know the “ sa” login password or even if the “ sa” login is disabled.
I do not have any login that can connect to the SQL Server instance. Now, I’ve lost access to the SQL Server instance. Please refer to the below image that shows login failure error. I am unable to log in as I deleted all the logins and the group from which I gained access earlier. I closed the connection and tried to connect the SQL Server instance using the same account which I used earlier. Please refer to the below image that shows all the logins that were deleted and the login “ sa” is disabled. To illustrate this scenario, I connected to SQL Server using Windows authentication and I deleted all the logins in the SQL Server instance. Lost sysadmin access to the SQL Server instance You configured a new SQL Server instance and lost or forgot the “ sa” passwordĪll the users who are part of sysadmin server level role are removed accidentallyĪll the users who are part of sysadmin server level role are disabled accidentally
#SQL SERVER SA ACCOUNT CAN BE DISABLED HOW TO#
In this article, we will review how to recover SA password by starting SQL Server in single user mode when you forget “ sa” credentials or lose the access to the instances due to the following reasons:
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