You can also set your default email app in the preferences of your third-party email app. Choose your email app from the ”Default email reader” pop-up menu. Now click the dropdown and choose an app you want to open the file in by default. Click Open With if the section isn’t already expanded.

Right-click on a file that you want to change the app for and select Get Info. How To Set Or Change Default Apps On Mac. MacOS won’t stop you from setting an incompatible app as the default app for a particular file so make sure the app you’re using as the default app for a certain file type can actually open it. The default apps can be changed any time you like and the change doesn’t require admin rights. Posted Apby Sheraz Ali in Windows 10, Windows 7