Hi,

– You can customize the contact page on the file app\design\frontend\default\sns_nova\template\contacts\form.phtml

– To remove Advanced search link, please go to the file app\design\frontend\default\sns_nova\layout\catalogsearch.xml, find and replace the code bellow (comment code):

<action method="addLink" translate="label title" module="catalogsearch">
                <label>Advanced Search</label>
                <url helper="catalogsearch/getAdvancedSearchUrl" />
                <title>Advanced Search</title>
            </action>

By:

 <!-- <action method="addLink" translate="label title" module="catalogsearch">
                <label>Advanced Search</label>
                <url helper="catalogsearch/getAdvancedSearchUrl" />
                <title>Advanced Search</title>
            </action> -->

About the RSS, please go to the Configuration >> Catalog >> RSS Feeds >>, set ‘disalbe’ at ‘Enable RSS’

Note: The next time, please create the difference topics if you have some issues.

Thanks,