The Porthole Slides Container is located in the Global Modules folder: /sitecore/content/Ti/Global/ContentData/Porthole Slides Container
The container contains the different porthole slides which can be edited if necessary
The following fields which can be edited are:
Title
Description
CTA text
CTA link
Icon
Image
Variant
Layered image
Map
Video details
If you need to add a new slide, right-click on the Porthole Slides Container > Insert > Porthole Slide
Fill out all the relevant fields
Save and publish to the relevant market flag