· Control Panel - Administrative Tools - Local Security Policy. In Local Security Settings, expand Local Policies, and then click Security Options. Under Policy in the right pane, double-click System cryptography: Use FIPS compliant algorithms for . · The product now refuses to open the small fraction of PDFs that do not correctly start with the '%PDF-' header and an error appears: Error: the document is damaged and cannot be repaired. Adobe Reader could not open because it is either not a supported file type or because the file has been damaged (for example, it was sent as an email attachment and wasn't correctly decoded). · Opening the PDF file on other programs, such as Google Chrome works fine. Also, when I try to open Adobe Reader DC without opening any file, the same message appears, but with the path of the executable file.
Click Repair PDF Files button. Select the PDF file which you want to repair. Click Scan button. The progress bar provided at the bottom of the interface shows the ongoing scanning process. After the successful scanning of your PDF file, its preview is shown at the interface of the software. Click Save to save the repaired PDF file. If that download might leak your private data or add unwanted toolbars, Chrome will block it. Chrome Says The File Can't Be Downloaded Securely Check if There's Any HTTPS Issue. Chrome is very picky when it comes to HTTPS. If the page you're trying to download the file from is not running the HTTPS protocol, Chrome will block the download. This article describes a problem that occurs when you try to download PDF files in Internet Explorer 11 on Windows , Windows RT , Windows Server R2, Windows 7 Service Pack 1 (SP1), or Windows Server R2 SP1. A cumulative update is available to fix this problem. Symptoms.
Opening the PDF file on other programs, such as Google Chrome works fine. Also, when I try to open Adobe Reader DC without opening any file, the same message appears, but with the path of the executable file. The product now refuses to open the small fraction of PDFs that do not correctly start with the '%PDF-' header and an error appears: Error: the document is damaged and cannot be repaired. Adobe Reader could not open because it is either not a supported file type or because the file has been damaged (for example, it was sent as an email attachment and wasn't correctly decoded). Note: The Internet Explorer 11 desktop application will be retired and go out of support on J (for a list of what's in scope, see the FAQ).The same IE11 apps and sites you use today can open in Microsoft Edge with Internet Explorer mode.
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