Where to remove the promotion images

[quekbhj]

Hi

I am using default_html5 template.

I would like to remove/add some of the images from promotion section as attached.
Which section can i find it?

Thank you
Jasmine

[abantecart]

This is "Main Page Promo" banner HTML Block.

You can edit it in design -> Blocks
Search for Name  "Main Page Promo"

[quekbhj]

Thank you for the useful information.