Google this page is not a duplicate
Read XPS using Firefox
- Click here to download the IE addin for Firefox
- Click Run and install the Add In
- Click Tools --> Options
- Enter this as a URL ==> /CARATfile:\/\/\/.*\.(xps)$/
(Where it says CARAT enter <SHIFT>+6 I use this as a separator so cannot display it on my page)
- Now try double clicking on an xps file when your browser default is set to Firefox
IP