Hi everyone
Look at the desktop options and see if there is a theme listed in there. If you can't find one, you can make your own. Right-click on the desktop and select Personalize. You should see options for the desktop there.
Find photos you like and put them all in a folder if you can crop and size them all to match the resolution of your monitor.
Then you can select that folder to be a theme.
I have created a number of them over the years, I still have some from Windows 98 I think.
I created one with pictures of every car I've ever owned, and one that's all screen captures from Tomb Raider, both an old one from the nineties and a recent one.
It can be fun to make your own themes, you can put your own sounds in too. My...