How to disable the built-in PDF viewer and use another viewer

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  • Revision id: 145674
  • Created:
  • Creator: AliceWyman
  • Comment: new images and other edits for =fx53,=fx54,=fx55 and for fx56 - see discussion
  • Reviewed: Yes
  • Reviewed:
  • Reviewed by: AliceWyman
  • Is approved? Yes
  • Is current revision? No
  • Ready for localization: Yes
  • Readied for localization:
  • Readied for localization by: AliceWyman
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Third-party PDF viewers are available, if you prefer not to use the Firefox built-in viewer. To switch from the built-in PDF viewer to another viewer:

  1. In the Menu bar at the top of the screen, click Firefox and then select Preferences or Settings, depending on your macOS version.Click the menu button Fx89menuButton and select Settings.
  2. Select the Applications panel.In the General panel, navigate to the Applications section.
  3. Find Portable Document Format (PDF) in the list and click on it to select it.
  4. Click on the drop-down arrow in the Action column for the above entry and select the PDF viewer you wish to use.
    ApplicationsPDFFx47Applications-PDFwin7Fx55Applications-PDFFx56GeneralApplications-PDF
    Note:If you want to view PDF files in Firefox using a plugin, instead of in an external PDF reader application, select Use PDF plugin name (in Firefox). For more information, see View PDF files in Firefox or choose another viewer .
  5. Close the Settings page. Any changes you've made will automatically be saved.