I’m a hard to use PC?

Instructions from a website to set desktop background?*

To set web image as desktop background;

Instructions for PC

1. Click on a link to open the full size version of the image. It will open in a new window.
2. Right click on the full size image, choose ‘Set as Wallpaper’ or ‘Set as Background’.

Instructions for Mac

1. Click on a link to open the full size version of the image. It will open in a new window.
2. Holding Ctrl and clicking the image simultaneously, choose ‘Download Image to Disk’.
3. Save the image to your hard drive, preferably in Library | Desktop Pictures
4. From the “Finder” menu choose ‘Preferences’.
5. In the ‘Preferences’ window, click ‘Select Picture’ and navigate, using the file window that opens for you, to your wallpaper image.
6. Click ‘Choose’ to confirm your choice.

* I hope there is an easier way on the Mac but not sure as I'm a PC