Printing a PDF ile
‘When I try to open a pdf file to review or print, it always saves the file rather than opening it, and Firefox will not ask me to choose open or save.’
‘When I try to open a pdf file to review or print, it always saves the file rather than opening it, and Firefox will not ask me to choose open or save.’
Alla svar (2)
It could be a window 10 setting whereas the pdf extension should be assigned or linked to FF.
There are also some tweeks in FF options too; as shown on pic
Try double clicking on the line items to alter their instructions
There's also a help article relating to the setting pictured in the above reply: View PDF files using Firefox’s built-in viewer.