Click on the "Open With" menu, and then select "Adobe Photoshop" from the list of programs. Click on the "Change All" button to associate all PSD files with Photoshop, not just the file you selected.

How to Hyperlink a PSD in CS4. PSD is the native file format for Adobe Photoshop documents and it allows users to add hyperlinks with the Image Slice tool. These PSD files can then be exported as ...