How to create a JPEG file using Adobe Photoshop
You may never have created a JPG file using Photoshop before, you probably normally save your files in the proprietary PSD Photoshop format, so these instructions take you through the steps of creating a JPEG file in Photoshop.
Resizing your image
All digital images will be judged at a resolution of 1024 x 768 pixels. The 1024 is the width across, making the image a landscape format. Firstly, you should resize your image to fit within that pixel area. You will probably want to maintain the proportions of your image, so you may choose to add a background colour to fill any remaining space.
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