
to apply the association to all files with the same extension.So here’s a tip for you: Download CleanMyMac to quickly solve some of the issues mentioned in this article. in the drop-down menu of apps to select one not already in the list, and then click Change All.

In the information dialog that appears, you should see the Open with: section immediately below the Comments: section (click the chevron buttons to expand individual sections). There's another way you can change a file type's associated app in macOS: Right-click (or Ctrl-click) on the file in a Finder window and select Get Info. In most cases this is correct, but you can still override it by changing the Recommended Applications view to All Applications using the Enable: dropdown menu. If the app that you want to use to open the file type is greyed out, it's because macOS doesn't think there's a valid association between the two. If you don't see the checkbox, click the Options button at the lower left of the window and it should appear. Tick the checkbox next to Always Open With to ensure your selection applies in future to all files with the same extension (AVI files, in our case).In our example, we're selecting the VLC media player app. A new navigation window will appear for you to select an alternative app to open the selected file.From the contextual menu, select Open With -> Other.

