You can still view PDF files in Firefox using built-in viewer, however it does not support form filling.

Plug-in support has been dropped other than Flash. PDF reader add-on in FirefoxĪdobe Acrobat reader plug-in is in no longer available in Firefox. This button toggles between Enable and Disable , depending on the status of the selected add-on.Įnable sets the Adobe PDF Reader add-on to open PDFs in the browser.ĭisable turns off the add-on so it does not open PDFs in the browser.

Note: If the button says Disable, then the add-on is already enabled. For example, on some systems, the add-on appears when you select Run Without Permission. If you don’t see the Adobe PDF Reader add-on, try the other options on the menu.

In the list of add-ons, select Adobe PDF Reader.

Under Add-on Types, select Toolbars and Extensions.

Open Internet Explorer and choose Tools > Manage Add-ons.

Make sure that the Adobe PDF browser add-on is enabled

Re-enable Display PDF in browser to reset functionality, and the click OKīrowser specific solutions Enable the Adobe PDF browser add-on in Internet Explorer 8 and later.

Try to open the PDF again from the website.

From the list at left, select Internet and deselect Display PDF in browser, and then click OK.

In Reader or Acrobat, right-click the document window, and choose Page Display Preferences.

Try resetting the display preference in your browser to clear up the viewing issue. Reset the Display PDF In Browser preference (Acrobat/Reader X or earlier) After installation is complete, restart your computer and test the PDF again to see if you can view it.Old versions of Reader or Acrobat may not be working properly with new browser versions. Make sure you update your version of Reader or Acrobat to the latest release. Update Reader or AcrobatĪdobe releases free updates quarterly. This article shows how you can view PDF documents in various browsers with or without Adobe reader plug-in. Such updates can automatically change settings and force PDF documents to be downloaded rather than opened in a browser window. Generally it happens due to browser and other software updates. Internet browsers not opening PDF documents in a browser window is a common issue.

Adobe pdf browser plug in