This article applies to the 123-reg InstantSite package.
This article will explain how you can add the RSS reader module to your InstantSite.
Scroll down to the Create your website section and click on the InstantSite icon.
Click on the Login button next to the relevant InstantSite package.
Click on the Edit link.
Click on the relevant page you want to add the RSS reader module to.
Drag the RSS reader module to where you would like it on your page.