How to configure mm.st for your iPhone

First, a few words about mm.st:

Fastmail is an email hosting company based in Melbourne, Australia. In addition to its Fastmail-branded services, the company also operates Topicbox, a mailing list service, and Pobox, an email service it acquired in 2015. The company was acquired by Opera Software in 2010 but became independent again in 2013 through a staff buyout. Its servers are located in Bridgewater, New Jersey and Seattle, Washington. Source: https://en.wikipedia.org/wiki/Fastmail

How to configure mm.st:

Mail app may find the e-mail configuration automatically, and configure your account. Follow these steps first in order to find out if that is possible:

1. Go to Settings > Mail, then tap Accounts
2. Click Add Account > Other, then tap Add Mail Account.
3. Enter your name (can be any name), your email address, password and a description for your account.
4. Click Next. The Mail app should try to find the email parameters and complete your account setup. If the Mail app finds your e-mail configuration, click Done to finish your setup.

In case Mail hasn't been able to automatically set up your account, it means that you will have to enter them manually. You will find the following table useful:

Incoming Mail Server (IMAP) Settings

Outgoing Mail Server Configuration (via SMTP)

Tap Next, then follow these steps:

1. Select either IMAP or POP for your new account. If you don't know which one to opt for, contact mm.st.
2. Enter the required details (You may want to refer to the table above) for Incoming Mail Server and Outgoing Mail Server. Then tap Next.
3. If your email setup is correct, tap Save to complete . If your e-mail configuration is incorrect, you'll be asked to edit those settings.
4. If you still can't setup your email account or save your email settings, contact mm.st.