Opera Software

Program Preferences

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Choose which programs Opera should use to handle specific protocols.

E-mail application

Select whether you want to:

  1. Use Opera's built-in e-mail client
  2. Use the default e-mail client on your computer
  3. Specify an e-mail client on your computer

Protocol manager

You can create your own list of programs to launch when executing particular protocols in Opera.

You can ask Opera to make sure at each start-up that it is the default browser on your computer.

Source viewer

The source viewer is the program you want to launch when you select View > Source or press ⌘+F3 to see the source of a Web page.