Adding a new landing page variant to a campaign is extremely simple.

Firstly, click the 'Add variant' tab from within the landing page editor:

You will then be presented with a number of options for your new landing page variant:

1.    Copy your selected variant: this creates an identical copy of your existing landing page variant allowing you to make variations quickly and easily.

2.    Select a template: this allows you to design a landing page variant based upon a pre-designed landing page template

3.    Direct Link: You will be navigated back to the 'Landing Pages' tab of your Campaign Overview area to set this up

Once you have selected, you will be taken back to the landing page editor where you can easily switch between your landing page variants by clicking on the horizontal selection tabs: