More specifically, a program that can open the .oxps file is not installed on the computer. Note The .oxps format is the default XPS document format in Windows 8. Typically, .oxps files are created when users print to a Microsoft XPS Document Writer (MXDW) printer on a computer that is running Windows 8.
This format is used for storing bitmap images in an Adobe Photoshop project file. It is stored in uncompressed form, and it includes color spaces, layers with masks, two-color settings, layer structures and other data that allow bitmap photos to be finely edited.