Creating a Master Page in Visual Studio makes simplifies the development of ASP.NET websites. Master Page's allow for the creation of consistent and standard layouts (template) for a group of pages or an entire website. ContentPlaceHolders are used to designate where on a page based on a Master Page will have variable content. Sometimes it may be necessary to update a control that is part of the Master Page, rather within the ContentPlaceHolder area. There are several ways to update a control on a Master Page. A page's Master property allows for access to a page’s Master Page content. The following code is one example of how to update a control on a master page. The code would be run from the page based on a Master Page.