Ahhh, what a difference! I selected this as the “default,” and all my images henceforth opened up with this pleasing background (visible only when I dragged the window corner out, of course, to comfortably work on the image). Years ago I was shown a simple way to change the backgrounds to a more comfortable shade of mid- to dark gray. I usually work with imagery, often dark underwater photos, and the bright white window backgrounds (when you drag the window open wider so that the image floats in the center of a nice, blank field) were making it impossible to see subtle detail in the dark images. I would like to see the white turned into a light grey.” In Karim’s case, he would want to set a grey background and then click on “Set as Default” so that all Finder windows have the same background. This walkthrough came in response to a reader inquiry, as Karim S reminded us when he wrote in asking: “I was wondering if you have any tips to change the background color of the finder’s windows. You can also easily remove the background customization and reverse whatever changes you made by just opening View Options again and selecting the ‘White’ background, which is the Mac OS default setting. That’s all there is to it! Have some fun customizing your windows, you can really get as adventurous as you want with the appearance, with crazy colors or subtle wallpapers, it’s your choice. Changes take effect immediately, and you’ll see the new color or background picture in all windows.If you want ALL Finder windows to have this custom background, click on ‘Set as Default’.If you are setting a picture, navigate to the picture you want to set as the background Using the color picker, select the color you want to use for window backgrounds.From the View Options, select ‘Color’ or ‘Picture’ under the Background submenu.Once inside a Finder window, hit Command+J or navigate from the ‘View’ menu to ‘Show View Options’.To customize the background of a Finder window, open any window.How to Customize the Finder Window Background in Mac OS X Changing the window background color is a somewhat unknown feature even to frequent Mac users, but setting the Finder window background to something else is easy once you learn how, and here’s how to do it: In the screenshot above, the Finder window background is using an image as a wallpaper, and in the screenshot below, the Finder windows are set to match the color of the Finder window sidebar.

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