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Project 1: Composite Movie Ad 3310. Press Option/Alt and click the Reset button to restore the original image dimensions in the dialog box.In many Photoshop dialog boxes, pressing the Option/Alt key changes the Cancel button to Reset. You can click the Reset button to restore the original values that existed when you opened the dialog box.11. If necessary, choose Inches in the Width menu again.If your dialog box opens showing the measurements as a percent, resetting the dialog box restores those menus to their original settings as well. To show the image size in specific units, you have to re-establish those choices.12. Uncheck the Resample option at the bottom of the dialog box.13. Change the Resolution field to 300 pixels/inch.Resizing without resampling basically means distributing the same number of pixels over a different amount of physical space. When you resize an image without resampling, you do not change the number of pixels in the image. In fact, those fields in the dialog box become simple text; the fields are unavailable, and you cannot change the number of pixels in the image.You can see how changing one of the linked fields (Resolution) directly affects the other linked fields (Width and Height). By resizing the image to be 300 ppi %u2014 enough for commercial print quality %u2014 you now have an image that is 9%u02dd %u00d7 12%u02dd. 14. Click OK to apply the change and return to the document window.The rulers change to reflect the new dimensions of the file.Because you did not resample the image, the screen display does not change.Pressing Option/Alt changes the Cancel button to Reset.When the Resample option is unchecked, these three fields are all linked.Note:At the time of this writing, a minor bug in the software might prevent the rulers from showing the updated file measurements. To solve this problem, open the ruler%u2019s contextual menu and change the measurement units to pixels, then repeat the process to change the units back to inches.