If you are using an Apple computer and have a WordPress website, or any website where you have a folder full of files that you need to resize, you can do it very quickly and easily by following these simple steps.
- Duplicate your folder of images
- Open the program ‘Preview’
- Open the duplicate folder of images from the Preview menu
- Select all of the images
- Open the Tools menu and select ‘Adjust Size’
- Change settings appropriately to effect the desired changes
- Close the program window and save the changes to each image
Here is an easy to follow video with more details: