DALL-E 3 is a great tool to make stunning wallpapers.

However, you might also use DALL-E for free throughCopilotor throughMicrosoft Designer.

Making images with DALL-E 3 and ChatGPT is pretty straightforward.

DALL-E 3 image of a fantastical alien planet with a vibrant night sky.

Sydney Louw Butler / How-To Geek / DALL-E3

Then use natural language to tell ChatGPT what sort of image you would like.

ChatGPT will take care of it for you.

you might, however, instruct ChatGPT to pass a prompt you have written on to DALL-E 3 verbatim.

The ChatGPT chat window with the current chat model highlighted in the top left corner.

Sydney Louw Butler / How-To Geek / DALL-E 3

Does Aspect Ratio Matter?

Your phone’s screen has a specific aspect ratio.

That’s the ratio of the width and the height of the screen.

ChatGPT Mobile app showing GPT-4 as the active model.

The most common ratios are 9:16, 9:21, 9:19, and so on.

you could simply look up the aspect ratio of your phone screen to know what it should be.

As long as you don’t have an image that’s too small to fill your screen.

A gritty giant mech artwork generated by DALL-E 3

Sydney Louw Butler / How-To Geek / DALL-E 3

This can actually be particularly useful for lock screens, where you want to leave room for widgets.

There are few things as awe-inspiring as images from our universe.

you might use DALL-E to make similar images, but with a bit of your own panache.

A 70s-style sci-fi space scene generated by DALL-E 3

Sydney Louw Butler / How-To Geek / DALL-E 3

Let’s start off with something simple.

I re-ran this prompt several times to get a few different iterations until I found two that I liked.

Now we’re talking!

A party of adventurers, consisting of a female elf and a male paladin, in the style of early TTRPG guidebooks.

Sydney Louw Butler / How-To Geek /DALL-E 3

You don’t have to stick with photo realism.

Here I’ve asked for a giant mech using the gritty Western sci-fi art of the 90s.

Or pulp 70s sci-fi spaceships.

Why not a little classic tabletop-style fantasy artwork.

As you’re able to see, the variety of styles is essentially infinite.