Acrobat Reader stuck in Initializing while loading PDF via redirect Hi there,There's an issue in the latest Acrobat Reader version (2022.002.20212) where loading a PDF via redirect intermittently fails to load within IE. The following screen recording shows what happens: When the issue happens, it seems we cannot load the PDF in any of the available Acrobat Reader processes. If IE decides to open a new content process, then fresh Acrobat processes may get launched, loading the PDF fine, potentially for a few subsequent attempts, most likely failing again afterwards. The real scenario is in IE mode but the above repro was done in IE for convenience. If the PDF file is accessed directly (second URL in the repro steps below), then the issue cannot be reproduced (at least as easy as via redirect). I can't attach a Fiddler trace with the repro, so it would be great if there's any other means to provide this to you, but here's the repro steps anyway: Download Fiddler Classic Open the attached trace in Fiddler Navigate to