When you click an email link, your Mac will opens Apple Mail by default. Mail is the default email app and Safari is the default web browser on your Mac. 

If you install another email app or browsers, you might want to change the setting to open email links in your preferred program instead of Apple Mail.


How to set a default email app

  1. Open the Mail app.
  2. If you haven't already set up an email account in Mail preferences or Internet preferences, follow the onscreen instructions to set one up now.
  3. From the Mail menu, choose Preferences.
  4. Click General.
  5. Choose your email app from the ”Default email reader” pop-up menu.


How to set a default web browser

If you're using OS X Yosemite or later:

  1. From the Apple menu, choose System Preferences, then click General.
  2. Choose your web browser from the ”Default web browser” pop-up menu.

If you're using OS X Mavericks or earlier:

  1. Open Safari.
  2. From the Safari menu, choose Preferences, then click General.
  3. Choose your web browser from the ”Default web browser” pop-up menu.