Support Home Page › Forums › Joomla Software › Easy File Uploader Module › How to set MIME types for Photoshop files? › Re: How to set MIME types for Photoshop files? September 24, 2012 at 3:35 pm #1484 Michael GilkesKeymaster @petneb. The only other thing that comes to mind is the mime type detected by the browser. I test both, as a more secure way of determining the file’s mime. If you are comfortable with PHP, I can tell you what to edit so that we can confirm the exact issue. Let me know if you are willing.