In this guide, AppleInsider shows you how to permanently change the apps used for common tasks as well as which apps are used to open certain file types.

If you have selected some option to Always use this app to open a file with, and you would like to undo this action, then this post shows how exactly to do this.

If you can't change default app by file type in Windows 11/10, then reset the problematic app, remove file type association, etc.

Do you want to open a file type or link with a specific app? Here's how to change the default app settings on Windows 11.

Don't want web links to open in Safari, songs in iTunes or emails in Mail? We show how to make files and links automatically open in the apps of your choice, rather than macOS's defaults ...

If you want a different app to always open a particular file type, here's how to do it.

Need to use third-party programs to open files on your PC? Here's how to change file associations in Windows 10 and choose which apps open which file types.

How to Change Settings to Open a PDF File. A Portable Document File is a type of file that uses an open standard across different computer platforms and programs.