Change the desktop picture (background) on your Mac
- Choose Apple menu  > System Preferences.
- Click Desktop & Screen Saver.
- From the Desktop pane, select a folder of images on the left, then click an image on the right to change your desktop picture.
Thereof, how do I change the background of a picture on Mac?
Remove the background from an image
- In the Preview app on your Mac, click the Show Markup Toolbar button (if the Markup toolbar isn't showing), then click the Instant Alpha button (or use the Touch Bar).
- Drag over part of the background.
- To delete the selected area, press Delete.
Additionally, why can't I set a photo as my wallpaper Mac? Go into System Preferences->Desktop & Screen Saver. Change the desktop to one of the defaults. Then drag the image file into the window. That should fix it.
Just so, how do you set an image as your background?
Method One:
- Go to 'Settings' and select the 'Wallpaper' option.
- Select 'Choose a new wallpaper. ' You will then be given the option of selecting from the phones stored designs (dynamics and stills), or you can select a photo from your gallery.
- Select 'Set' then choose either 'Set Lock Screen,' 'Set Home Screen' or 'Both.
How do I edit Photos on a Macbook?
Edit a photo or video
- In the Photos app on your Mac, do one of the following: Double-click a photo or video thumbnail, then click Edit in the toolbar.
- Do any of the following: Zoom in or out on a photo: Click or drag the Zoom slider.
- To stop editing, click Done or press Return.
