However, PDF files that you encounter with your browser will still open in the browser. The following section covers how to make Adobe Acrobat Reader the default PDF viewer for your Edge or Chrome ...

The default PDF viewer is Preview on Mac computers, but you can switch this to another viewer, such as Adobe Acrobat Reader, at any time. Visit Business Insider's homepage for more stories.

How to make Microsoft Edge default PDF viewer To make Chromium Edge the default PDF viewer on Windows 10, use these steps: Open Settings. Click on Apps. Click on Default apps.

However, if you do not want to do that, you can always open PDF files in Protected View in Word. It helps you block any macros from running right after opening the file in Word.

To change the default PDF viewer on Windows 10, you'll need to edit your default apps in the Control Panel.