Set how Firefox handles different types of files
This article describes the settings that are available in the Applications panel of the Firefox OptionsPreferences window.
The handles different types of files, such as PDF documents or MP3 audio clips. For each content type Firefox recognizes, you may select an action that Firefox will use to handle that type of content. You can open the file in the Firefox window with a plugin, open the file with an application installed on your computer (or in some cases, with a web application), or you can save the file to your downloads folder.panel allows you to choose how Firefox
To change how Firefox handles a file type in the list, click on its name to select it. Open the drop-down menu to select the download action you want Firefox to use:
- Choose an application: To choose a local or web application to handle a type, select the application from the drop-down menu. If you want a local application that is not in the menu to handle the type, select Use other... from the drop-down menu and point Firefox to its location.
- Choose a feature or plugin: If you want a feature or a plugin in Firefox to handle the type, and one is available, select it from the drop-down menu.
- Save on your computer: Some file types can be saved to your computer. Select Save File from the menu for one of these file types to have Firefox save that type of file to the location specified in the Downloads settings.
Adding, removing, or editing a download action
The Applications panel has limited functionality for editing. You can change the action for an existing file type but you cannot add or remove file types. Entries are added automatically when you download files and select actions for them. See Adding download actions.
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