使用组策略（最佳操作）打开“组策略”。
在“计算机配置”、“管理模板”、“Windows 组件”、“终端服务”中，双击“限制终端服务用户到一个远程会话”设置。
单击“已启用”，然后单击“确定”。
要点在将对组策略设置的更改应用到用户或计算机之前，应对任何更改进行全面测试。有关测试策略设置的详细信息，请参阅策略的结果集。
注意To perform this procedure, you must be a member of the Administrators group on the local computer, or you must have been delegated the appropriate authority. If the computer is joined to a domain, members of the Domain Admins group might be able to perform this procedure. As a security best practice, consider using Run as to perform this procedure. For more information, see Default local groups, Default groups, and Using Run as.
使用以上步骤配置本地组策略对象。要更改用于域或组织单位的策略，您必须以管理员身份登录到主域控制器。然后必须通过“Active Directory 用户和计算机”管理单元调用组策略。
使用终端服务配置打开“终端服务配置”。
在控制台树中，单击“服务器设置”。
在详细信息窗格中，右键单击“限制每个用户使用一个会话”，然后单击“属性”。
选中“限制每个用户使用一个会话”复选框，然后单击“确定”。
注意To open Terminal Services Configuration, click Start, click Control Panel, double-click Administrative Tools, and then double-click Terminal Services Configuration.
注意To perform this procedure, you must be a member of the Administrators group on the local computer, or you must have been delegated the appropriate authority. If the computer is joined to a domain, members of the Domain Admins group might be able to perform this procedure. As a security best practice, consider using Run as to perform this procedure. For more information, see Default local groups, Default groups, and Using Run as.
组策略将覆盖那些由终端服务配置工具设置的配置。
通过指定在每个会话连接上启动不同的程序，用户总是能创建多个会话。