Resizing a Batch of Photos with Preview

 

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  • Open Preview
  • File > Open

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  • Navigate to your folder where your pictures are located

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  • Select All the photos you wish to reesize
  • Click Open

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  • All your selected photos appear in a colum on the left

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  • Go to the tools drop down window
  • Select Adjust Size

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  • The screen at the left appears

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  • Each of the dimensions shown at the left is possible

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  • Select Percent

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  • Choose a percent of the original you wish
  • In this case, I selected 30%
  • This reeduces the size of my image from several megapixels to a more reasonable size for the Web
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  • For examp[le, the piucture of Pat was 2.5 megapixels originally
  • Now it is 213 KB
  • You are now reeady to upload your images to the Web