After updating to macOS Catalina, some users cannot open PDF files on Mac, and some users report that they can be opened using the Preview application, but some features (such as editing, saving) do not work properly. PDF file is one of important document file formats on Mac, If this issue can’t be solved, it will drive us crazy. Don’t worry, this article will show you how to fix that PDF can’t open on macOS Catalina.
1. PDF can’t open with Adobe Reader or other third-party apps
If you use Adobe Reader or other third-party apps to open PDF files by default, when the installed Adobe Reader or other third-party app is an old application on your computer, it may be a 32 bit application, which is not available on macOS Catalina. How to fix it: You need to download and install the latest 64 bit for mac version from the product website.
2. PDF can’t open with Preview application
If the Preview applicant can open the image format normally, but it can’t any PDF file on macOS Catalina. It seems that the current user account has a read or write permission issue, which is a macOS Catalina bug.
How to fix it : Terminal application( /Applications/Utilities/), type the following command and hit the return key:
/System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Support/lsregister -kill -r -domain local -domain system -domain user
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