Instead, in the Email Address field, replace your Fastmail username with the address you wish to use instead.

In MacOS prior to 10.11 (El Capitan), there is no aliases option. Use the Edit Aliases option to add, delete or change your list of alternate addresses. Use the Aliases pop up menu to access your alternate addresses. Select your Fastmail account on the left.

Go to Mail → Preferences and select the Accounts tab.To use a different email address to your Fastmail username: Still not working? Check the troubleshooting guide. Outgoing Mail Server: Įnsure the servers set to using password authentication, and use your Fastmail email address and app password to authenticate against the servers.If account creation fails and you are using a custom domain, you may need to explicitly set the mail servers: The account will be created and Mail.app will start syncing your mail. (What is an app password?).Ĭlick the Create button. Email Address: Your full Fastmail email address, including the domain.Full Name: The name people will see on the email you send.Select Add Other Mail Account…įill in your name, email address and app password: Click the + at the lower left of the screen. Otherwise, go to Mail → Preferences and select the Accounts tab. If you do not already have any accounts set up, it will prompt you to set up a new account.

If you have a Basic plan, you can use Fastmail on a desktop web browser or the Fastmail app on any mobile devices, such as a phone or tablet. IMAP, SMTP, CalDAV, and CardDAV are available to Standard and Professional users only. Users on a Basic plan will not be able to use Fastmail on third-party mail clients, or create app passwords. If you use your normal password or your Fastmail two step verification password on an external account, syncing to an external service won't work and you will see a password error. Mac Mail needs its own app password to access your information. If you'd prefer to configure your email manually, read on: The easiest way to configure Mail, Contacts or Calendars on a Mac is via our automatic configuration tool. If you are using an older version of macOS, you can find the information you might be asked for on our server names and ports page. Previous versions of OS X are very similar, but may require more details to be entered manually. The instructions and screenshots in this setup guide are for macOS 10.11 (El Capitan).

Set up email on mac