How to Convert PNG to JPG on Mac? How to Change It on MacBook Air/Pro?

This guide provides multiple methods for converting PNG to JPG and vice-versa on macOS, catering to different user skill levels and preferences. Whether you're a casual user or a seasoned pro, you'll find a suitable solution here.

JPG (Joint Photographic Experts Group) and PNG (Portable Network Graphics) serve distinct purposes. JPGs, ideal for photographs, offer smaller file sizes due to lossy compression and lack transparency. PNGs, better suited for graphics and images, maintain higher quality with lossless compression and support transparency, resulting in larger file sizes.

Converting PNG to JPG on macOS:

Several methods are available:

1. Using Preview (Built-in App):

This straightforward method requires no additional software.

1. Open the PNG image in Preview.
2. Select "Export" from the "File" menu.
3. Choose "PNG" as the format.
4. Select a destination, rename (optional), and save.

2. Using Third-Party Apps (GIMP or Adobe Photoshop):

For more advanced control, use professional image editors.

• GIMP (Free):
  1. Open the PNG in GIMP.
  2. Select "Export As" from the "File" menu.
  3. Choose "*.jpg" as the extension and export. Adjust settings as needed.

• Adobe Photoshop (Paid):
  1. Open the PNG.
  2. Select "Save As" from the "File" menu.
  3. Choose "JPG" format and save, adjusting quality settings as desired.

3. Using Terminal (Command Line):

For users comfortable with the command line:

1. Open Terminal.
2. Navigate to the PNG file's location using cd and drag-and-drop.
3. Execute the command: sips -s format jpeg input.png --out output.jpg, replacing input.png and output.jpg with your filenames.

4. Using Online Converters:

Numerous free online services exist (e.g., Online-Convert, Convertio, iLoveIMG, TinyPNG). Generally, upload your PNG, select JPG as the output format, and download the converted file.

Converting JPG to PNG: The process is similar using the above methods, simply selecting PNG as the output format.

Maintaining Organization: After conversion, use a tool like MacKeeper's Duplicates Finder to manage your image files and remove duplicates.

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