Changing your desktop background or profile picture can be fun ways to make your Mac feel more familiar.
You will only need to set aside a minute or two to change your Mac's profile photo.
Here are the steps you need to take to accomplish the task.
1. Click the Apple icon in the top left corner of the screen to select System Preferences.
2. Click Users and Groups.
3. The lock icon can be found in the bottom- left corner of the window.
Click on the pop-up window to enter your password.
If you have more than one profile, you have to change individual profile pictures through each profile.
5. When you see the word Edit, click over the profile picture.
Select your new profile photo from the options on the left sidebar.
7. Click to save.
There are 8. If you want to change the scale of the photo, you can use the sliding scale below the photo in the editor.