Deleting Image Background on Mac: A Quick Guide

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Ngày cập nhật gần nhất: 15/4/2026

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Removing Image Background on Mac: Quick Steps

Are you struggling with the process of removing the background from an image on your Mac? Check out this Mytour article for detailed steps.

No need for third-party apps! Discover how to remove the background from an image on Mac using Preview, the default image viewer on your system.

Step-by-Step Guide to Removing Image Background on Macbook

Removing Image Background on Mac: Quick Steps

Preview, the pre-installed image viewer on macOS, supports various popular image formats like JPEG, PNG, PSD, and TIFF.
To avoid compatibility issues, take an extra step to convert the image format by navigating to File =>Export => on the Format window. Choose any format compatible with your application.
Follow the steps below to erase the image background using Preview:

Step 1: Start by opening any image you want to clear the background from using the Preview app. The simplest way is to double-click the image.
Next, click on the Markup tool icon located at the top right corner of the toolbar, as shown below:

Note:
You can preserve the original image by right-clicking on it, selecting Duplicate. The duplicated image will have 'copy' in its name for easy identification.

Step 2: Next, click on the Instant Alpha tool icon located at the top left corner of the toolbar, as shown below:

Step 3: Afterward, drag and select the background area to initiate the background removal process.

The Preview app will automatically choose the region you drag along with nearby pixels of the same color.

Note: If the tool cannot accurately select the background area, all you need to do is click elsewhere on the image or drag in the opposite direction to stop the process.
You can also use the Zoom tool to select more precise areas. Click on Windows =>Zoom, or alternatively, use trackpad gestures to zoom.

In the fourth step, confidently select the designated area and choose the background you want to eliminate. Then, press the Delete key. Repeat this process to remove any other backgrounds. If a prompt appears on the screen, click on Convert to proceed.

Note: To delete objects outside the selected area, simply go to the Edit menu => Invert Selection and press the Delete key.

Are you currently erasing image backgrounds on Mac using the Preview app? Remember to share your feedback with Mytour. Additionally, if you have Photoshop installed on your device, use it to effortlessly erase your image backgrounds.

Learn more: How to remove photo backgrounds using Photoshop

Frequently Asked Questions

What are the steps to remove an image background on Mac using Preview?

To remove an image background on Mac using Preview, first open the image in the Preview app. Use the Markup tool, select the Instant Alpha tool, drag to choose the background, and press Delete. This will erase the selected background area.

Can I use Preview on my Mac to remove backgrounds from different image formats?

Yes, Preview supports various image formats including JPEG, PNG, PSD, and TIFF. Ensure your image is in a compatible format by exporting it if necessary, then follow the background removal steps.

How can I achieve more precise background removal in Preview on my Mac?

For more precise background removal in Preview, use the Zoom tool to closely examine the areas you wish to delete. This allows for finer control when selecting the background with the Instant Alpha tool.

Is it possible to preserve the original image while removing the background on Mac?

Yes, you can preserve the original image by duplicating it before making any edits. Right-click the image, select Duplicate, and work on the copy to ensure your original remains unchanged.

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