Customize Site Settings Pages in SharePoint 2010

1.Create an Empty SharePoint Project
2. Add an Empty Element
3. Paste the below code inside the  Elements tags

  <CustomActionGroup Id="MyCustomGroup" Title="My Custom Group" Description="This is my custom group" ImageUrl="_layouts/images/SiteSettings_SiteCollectionAdmin_48x48.png"
  Location="Microsoft.SharePoint.SiteSettings" RequiredAdmin="Delegated" Sequence="1" />
  <CustomAction Id="HomePage" Title="My Home Page Action" Description="This is a short description of my Home Page."
  Location="Microsoft.SharePoint.SiteSettings" GroupId="MyCustomGroup" Sequence="100" >
  <UrlAction Url="SitePages/HomePage.aspx" />
  </CustomAction>

Deploy Your solution you will see the My Custom Group in site setting pages.