In this video tutorial we will show you how to photoshop negative to positive.
Launch the Adobe Photoshop. Go to the “File” menu and click “Open”.
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In the appeared window, select an image file you want to edit and click on the “Open” button.
Go to the “Image” menu, select “Adjustments” and click on the “Invert” option.
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Or you can just use a keyboard shortcut “Ctrl+I”.