In this article we will discuss how we can change the title and description of a SharePoint site using SharePoint 2010 designer
. You can also check another article on how to create a SharePoint site using SharePoint designer 2010 here
. Also you can see SharePoint Designer 2010 Best Practices here
First Open SharePoint designer 2010 By going (Start -> All Programs -> SharePoint -> Microsoft SharePoint Designer 2010). Then click on Open Site and give the URL of the site and click on Open.
The above step will open the site in SharePoint designer.
And from the landing page Check the Site Information section. There modify the Title and Description.
Now Save the file in SharePoint designer and then open the site in the browser, the updated details will appear.