I have some PDF files that I am adding links to additional PDF files that are located in the same folder on our webserver using Acrobat Pro XI. The links work fine in IE and the other PDF files open up and display well in the IE browser, but the links don't even show up in Chrome and will not open in Firefox. PDFs don't open automatically in Chrome. We're working to fix this known issue. To If your PDFs are downloading instead of opening automatically in Chrome, Chrome PDF viewer could be turned off. Open PDFs in Chrome. On your computer, open Chrome. At the top right, click More Settings. At PDF files won't open in browser - tried most things already PDF files don't open in IE. I'm running 64-bit Windows 7 and x32 IE, and opening in the browser is enabled when I manage add-ons. The convenience of these built-in PDF viewers like Firefox's is that it allows users to open and view PDF files online without a plug-in. The viewer is on by default, so you don't have to worry about enabling it. All you have to do is click on the link of the PDF file. And just like that, you can view PDFs directly within the browser. Download Mozilla Firefox, a free Web browser. Firefox is created by a global non-profit dedicated to putting individuals in control online. Get Firefox for Windows, macOS, Linux, Android and iOS today! When it works, usual browser shortcuts don't work, including those to close your window or tab, navigate between tabs, go back and forward, etc. To make things worse, there is really no reliable warning when you follow a hyperlink that you are going to open a PDF file. So you hang, crash or freeze without any courtesy notice. (In version 2.4 until 2.6, a different instruction was shown. To clean up, visit about:config and reset the browser.helperApps.neverAsk.saveToDisk preference.) If you use Firefox 56 or earlier, install Open in Browser version 1.18. Going online, Google PDF Viewer, for instance, can help open the document. There are a variety of ways, for example, using the Chrome PDF Viewer or the Firefox PDF Viewer can help you get what you need to be done. Google Drive PDF Viewer, i.e. PDF Viewer, Safari PDF Viewer are also helpful. How to View PDF in Chrome, Firefox, Safari and IE 1. Or you just don't want to read the document in most moments and want to keep them for later. If you are with these cases, you want to disable your browser's built-in PDF viewer so that it just downloads them. Here's how you can stop Firefox and Chrome from opening PDF files. After installation, a new item is added to the right-click context menu for PDF links. In the options page, you can configure the extension to open PDF links with PDF-XChange Viewer as well. Note: PDF-XChange Viewer is capable of opening remote URLs so this extension by default only passes the URL of the PDF file to the PDF-XChange Viewer. PDF pages don't appear in web browser window (Acrobat 7.0 and 3D, Adobe Reader 7.0-8.0, and Acrobat 8) Adobe Acrobat or Adobe Reader may be unable to display a PDF file inside a compatible web browser window if Acrobat or Reader can't read the PDF file, if the web browser isn't configured correctly with the Adobe PDF Browser plug-in, or if the PDF pages don't appear in web browser window (Acrobat 7.0 and 3D, Adobe Reader 7.0-8.0, and Acrobat 8) Adobe Acrobat or Adobe Reader may be unable to display a PDF file inside a compatible web browser window if Acrobat or Reader can't read the PDF file, if the w