Some problems with opening invoices might occur with Firefox browsers; either the image of the invoice does not open or it opens to a new window.
Select to use preview in Firefox in the following way to allow the images to open up normally again:
- Click the menu icon on the upper right corner of the screen and then choose Options.
- Choose the Applications –panel.
- Select the Portable Document Format (PDF) from the Content Type column.
- Click the Action column on the right and select Preview in Firefox.