If only one session is available in Windows Server 2008 and you take over another person's live session, you may choose to enable multiple RDP sessions. This article describes the process on how to enable and disable multiple sessions.
 

To enable single remote desktop sessions, follow these steps:

1. Log in to a server by using Remote Desktop Connection.

2. Click the Start button. Then, go to Administrative Tools -> Remote Desktop Service -> Remote Desktop Session Host Configuration.

3. Double click the Restrict each user to a single session item under the Edit setting region. See screenshot 1.


screenshot 1
 

4.  In the Properties window, check the Restrict each user to a single session box. Then, click the OK button. See screenshot 2.


 

screenshot 2

 

To enable multiple remote desktop sessions, follow these steps:

1. Log in to a server by using Remote Desktop Connection.

2. Click the Start button. Then, go to Administrative Tools -> Remote Desktop Service -> Remote Desktop Session Host Configuration.

3. Double click the Restrict each user to a single session item under the Edit setting region. See screenshot 1.

4. In the Properties window, uncheck the Restrict each user to a single session box. Then, click the OK button. See screenshot 4.


 

Note If you receive the following error message after you enable or disable multiple remote desktop session, click the OK button. See screenshot 3.


See screenshot 3

You can also use the same method to enable or disable multiple remote desktop session in Windows Server 2008 as you do in Windows Server 2012. For more information, refer to the “How to Enable/Disable Multiple Remote Desktop Sessions in Windows Server 2012” article.