1. Download and open GIMP (it can take some time to load). 2. In the GIMP desktop, open the PNG by clicking on File in the upper left-hand corner, selecting Open, and selecting your PNG file in the pop-up window. 3. The PNG image will open in GIMP.
1. In Windows, open File Explorer. 2. Right-click in the File Explorer and select Sort by. Then, in the alphabetized list of options that pop up in a new window, click File Extension and OK.
1. Right-click the PNG image. 2. Select Get Info from the right-click menu. 3. Look up Name & Extension and delete the .png extension and replace it with .jpeg.
1. Locate the PNG file you want to convert. 2. Right-click on the file and select Preview. 3. In Preview, click on File and then Export.