Setting a wallpaper on macOS is a simple and straightforward process. The steps may be slightly different for different versions of macOS, but they are generally similar:
Open System Preferences: Tap the Apple menu in the top left corner of the screen ( ) and select "System Preferences....”。
Go to Desktop & Screensaver: In System Preferences, tap the Desktop & Screen Saver icon.
Select a wallpaper
In the Desktop tab, you can browse or search for the collection of wallpapers that come with macOS, including live wallpapers, static wallpapers, and more.
You can also choose Personal as your wallpaper by selecting "**" or any other folder added to the list from the list of folders on the left.
Set the wallpaper: Click on the ** you want to set, and it will automatically be set as the current desktop wallpaper.
Open the Finder: Find the one you want to set as your wallpaper in the finder.
Set as wallpaper
Right-click on the file and select "Set Up Desktop" option which may be located in the "Services" submenu of the pop-up menu).
This will immediately set the selected ** as your desktop wallpaper.
If yours are stored in the app, you can also set the wallpaper directly from the app
Open the app: Find the one you want as a wallpaper.
Share buttons: Tap the Share button (an arrow pointing up) in the top right corner of the screen, then select "Set up desktop" from the menu that pops up
These steps make it easy to change your macOS desktop wallpaper and personalize your workspace.