I don't know if I understand your question right but as I can see from the image you're wanting to change the background image of that page, if so then follow the video below:
Just follow the video which I provided to edit the about page, if you want to have the same look as the Photography demo then import the demo content and you will have the demo you want in your site.
If you want this image
I don't understand the edit
Hi there,
I don't know if I understand your question right but as I can see from the image you're wanting to change the background image of that page, if so then follow the video below:
https://d.pr/v/buzJ50
Best regards,
Laborator Team
Tell me how to create a page from scratch
It looks like this
I don't understand editing
Hi there,
Just follow the video which I provided to edit the about page, if you want to have the same look as the Photography demo then import the demo content and you will have the demo you want in your site.
Best regards,
Laborator Team