How to Crop a Jpeg on a Mac

Charlotte Daniels

Mac, Tutorials

Are you a Mac user looking to crop a JPEG image? Look no further, as this tutorial will guide you through the process step by step. By using the built-in Preview app on your Mac, you can easily crop and edit your JPEG images without the need for any additional software.

Step 1: Open the Image in Preview

To begin, locate the JPEG image file that you want to crop on your Mac. Right-click on the file and select “Open With” from the drop-down menu. Choose “Preview” from the list of applications.

Step 2: Select the Crop Tool

Once your image is open in Preview, click on the “Show Markup Toolbar” button located at the top of the window. This will reveal a toolbar with various editing options. Click on the “Crop” icon, which looks like a square with dotted lines.

Step 3: Adjust and Crop

After selecting the crop tool, you can adjust and resize the cropping area by clicking and dragging its edges or corners. You can also move the entire cropping area by clicking and dragging it to your desired position.


  • Bold: Make sure to keep important elements within your desired cropping area.
  • Bold: Use guides or grids for better alignment if needed.
  • Bold: Pressing the Shift key while adjusting will maintain aspect ratio.

Step 4: Apply and Save

Once you are satisfied with your cropping selection, click on “Crop” located at the bottom right corner of Preview’s window. Your image will now be cropped based on your selection.


Underlined: Keep in mind that cropping an image is irreversible, so it’s always a good idea to keep a backup of the original file.

Step 5: Save the Cropped Image

To save your cropped image, click on “File” in the menu bar and select “Save” or “Save As”. Choose a location on your Mac where you want to save the file, give it a name, and select the desired format (JPEG, PNG, etc.). Click “Save” to finish saving your cropped image.

Congratulations! You have successfully cropped a JPEG image on your Mac using Preview. With this simple yet powerful built-in tool, you can easily edit and enhance your images without the need for any third-party applications.

Remember to always experiment with different cropping selections to achieve the desired result. Happy editing!

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