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Do you need Adobe Reader to open PDF files?.What is the difference between Adobe Acrobat and Reader?.
How do I change the view on a PDF and save it?. How do I stop Adobe Reader from being my default?. Why have all my PDFs changed to Chrome?. How do I make Adobe Acrobat my default instead of Reader Windows 10?. How do I open PDF files in Adobe and not Internet Explorer?.
How do I get a PDF to open full screen?. How do I get a PDF to open in full screen automatically?. How do I get my PDFs to open in Adobe instead of Chrome?. How do I change a PDF to open in Adobe and not the edge?.
How do I set Adobe Reader to open all pdfs in read mode by default?. How do I make adobe my default PDF reader?. Unless the PDF file has been granted extended permissions via Adobe Acrobat, NO commenting tools will be available. ,b>For users with Adobe Reader 9 or earlier: If the PDF file has been granted extended permissions via Adobe Acrobat, then not only will the two default commenting tools be available, but the complete set of markup and measurement tools will also appear, via the Comment and Tools panes in Reader X. If the PDF file is secured to prevent changes and commenting, then no commenting tools in Reader X will work, and the two default tools will be disabled on the Comments Pane. To apply comments to any other PDF file being displayed within a web browser, you must save a copy to your computer and open it with the standalone (desktop) version of Reader X. If the PDF is being views within a web browser using the Adobe Reader X plugin, commenting is not available unless the PDF is part of a browser-based review workflow. If an *unsecured* PDF file is opened in the standalone version of Adobe Reader X, then you have access to the Highlight and Sticky Note tools only.