Apps that open files In macOS, you can change what app opens a specific file type from the file itself. Right-click a file that you want to change the default app that opens, and select Get Info.

Choose the This PC option from the Open File Explorer to drop down menu. As helpful as it may be to get File Explorer to display This PC by default, there is one more trick that I want to show you.

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.

You can change file associations on Windows 10 in three ways. Use ‘Open With’ to quickly change the program for one file type, Default Program Settings to change multiple file associations ...

Not happy with your Linux distro's default file manager? Stop struggling and try something different. Considering that these are all free, what do you have to lose?

Mac OS X computers use a default application to open every file type based on its file extension. If you don't want to use the default application when opening a file, you can select "Open With ...

Windows makes it easy for you to open up these files by setting up default programs for each file type -- images files, for example, will open by default in the Windows 10 Photos app.

If you want to reset all your Program and File Associations to default values in Windows 11/10, then you can reset them to Microsoft recommended defaults.