With the range of graphic-editing software available, it might seem possible to do anything you want to any image you find, but images are limited by the size and quality of their files. When ...

Adobe Photoshop’s deep trove of features lets you manipulate every aspect of even basic editing tasks, such as cropping and resizing images. For example, you can edit an amateur snapshot of an ...

Every day I use a handy service created with Automator to resize images exported from 4K footage to a smaller size. It’s easy to resize images in an app like Preview or Pixelmator, but using a service ...

Use Preview: Open the PDF in Preview, click File > Export, select “Reduce File Size” under Quartz Filter, and save. Use ColorSync Utility: Open the PDF in ColorSync Utility, click File > Export, ...