The optionspreferences for the Download Manager are accessible by opening the
Downloads section of the Main panel in the OptionsPreferences window.
They allow you to change several downloading optionspreferences. More information
regarding the various optionspreferences is available in the OptionsPreferences page.
Downloads
This section contains optionspreferences determining how Firefox
downloads files.
Show the Downloads window when downloading a file
With this optionpreference selected, Firefox will open the Downloads window when you start
downloading a file.
Close it when all downloads are finished
Select this optionpreference to have Firefox close the Downloads
window when all downloads currently in progress finish.
Save files to
By default downloaded files are automatically saved to the Desktop,
eliminating the hassle of specifying a download location for every file you
download. You can choose a different folder by clicking the Browse...Choose...
button.
Always ask me where to save files
With this optionpreference selected, Firefox will ask you where
you would like to save every downloaded file (instead of using the default
location specified above).