在工具/附加控件"下找到: Microsoft Rich Textbox Control 6.0 SP6

Under Tools/Additional Controls find: Microsoft Rich Textbox Control 6.0 SP6

如果未安装 您可以在此处

If it is not installed you can get it here

要获得更多帮助，您可以找到您的问题

For more help you can find your question here