The basic steps to add a mailbox to iPhone

To add an email account to your iPhone, open Settings, tap Mail, then tap Accounts, then tap Add Account. Choose your email provider from the list (Gmail, Outlook, Yahoo, AOL, or Others), enter your email address and password, and let iPhone verify the account. If your provider is not listed, select Others and enter the incoming and outgoing mail server details manually. Once verified, choose which data you want to sync — mail, contacts, calendars, notes — and tap Save.

The whole process usually takes two to five minutes if your email provider is recognized. If you see an error message, it typically means the password is wrong, two-factor authentication is blocking the connection, or your mail server settings are incorrect. Most people get through on the first try with major providers like Gmail and Outlook.

Key Takeaways

  • Gmail, Outlook, Yahoo, and AOL accounts can be added by selecting them from the provider list and entering your password — iPhone handles the server settings automatically.
  • If your email provider does not appear in the list, select Others and enter your incoming mail server (IMAP or POP3) and outgoing mail server (SMTP) addresses manually.
  • Two-factor authentication on your email account may block iPhone from connecting; you may need to generate an app-specific password instead of using your regular password.
  • After adding the account, you can choose which types of data sync to your phone — mail, contacts, calendars, notes — and change these settings later in Mail settings.

When your email provider is not in the list

If you tap Add Account and do not see your email provider listed, select Others at the bottom. You will need four pieces of information: your email address, password, incoming mail server address, and outgoing mail server address. Your email provider's website or support page usually lists these under "mail settings" or "IMAP settings."

Most providers use either IMAP or POP3 for incoming mail. IMAP is more common and keeps your mail synced across devices; POP3 downloads mail to your phone only. The outgoing server is almost always SMTP. If you are unsure which one your provider uses, IMAP is the safer default to try first. If it fails, go back and switch to POP3.

Handling two-factor authentication and app passwords

If your email account has two-factor authentication turned on, iPhone cannot connect using your regular password. Instead, you need to generate an app-specific password — a temporary password created just for iPhone Mail that bypasses the two-factor requirement.

For Gmail, go to myaccount.google.com, select Security, scroll to App passwords, choose Mail and iPhone, and Google will generate a 16-character password. Copy that password and paste it into iPhone instead of your regular Gmail password. For Outlook, go to account.microsoft.com, select Security, choose App passwords, and follow the same process. Yahoo and other providers have similar systems; search "[your provider] app password" to find the exact steps.

Choosing what data syncs to your phone

After you add an account, iPhone asks which data types you want to sync: Mail, Contacts, Calendars, Notes, and Reminders. You do not have to sync everything. If you only want email on your phone, uncheck Contacts and Calendars. You can change these settings later by going to Settings > Mail > Accounts, tapping the account name, and toggling each data type on or off.

Keep in mind that syncing mail takes up storage space on your phone. If your phone is running low on storage, you can limit how far back iPhone syncs mail by going to Settings > Mail > Accounts > [your account] > Mail Days to Sync and choosing 1 week, 2 weeks, 1 month, or 3 months instead of All.

Fixing common connection errors

If you see "Cannot Get Mail" or "Incorrect Password" after adding an account, the most common cause is a wrong password. Double-check that you typed it correctly, including capital letters and special characters. If the password is correct, try signing out of the account in Settings > Mail > Accounts, delete it, and add it again.

If you still see an error, your mail server settings may be wrong. Go to Settings > Mail > Accounts > [your account] > Account, scroll down, and check that the Incoming Mail Server and Outgoing Mail Server addresses match what your email provider lists. If they do not, edit them to match. If you are not sure what the correct addresses are, contact your email provider's support or search their help documentation for "IMAP settings" or "mail server address."

Adding multiple email accounts

You can add as many email accounts as you want to iPhone. Each one appears as a separate account in the Mail app, and you can switch between them by tapping the Accounts button at the bottom left of the inbox. You can also set a default account — the one Mail uses when you compose a new message — by going to Settings > Mail > Default Account and choosing which one you want.

If you have many accounts, you can view all of them at once by tapping All Inboxes at the top of the Accounts list. This shows mail from every account in one combined inbox, which is useful if you check multiple email addresses frequently.

Removing an account or changing sync settings later

To remove an account from your iPhone, go to Settings > Mail > Accounts, tap the account you want to remove, scroll to the bottom, and tap Delete Account. This removes the account from Mail but does not delete it from your email provider's servers. To add it back later, follow the same steps as adding a new account.

To change which data types sync, go to Settings > Mail > Accounts, tap the account name, and toggle Mail, Contacts, Calendars, Notes, or Reminders on or off. You can also change how often iPhone checks for new mail by going to Settings > Mail > Fetch New Data and choosing Push (when ready), Hourly, Every 30 Minutes, or Manually.

Frequently Asked Questions

Can I add a work email account that requires a company password or security certificate?

Yes, but you may need additional setup. If your work email uses Microsoft Exchange or requires a security certificate, iPhone will prompt you for extra details during setup. Contact your company's IT department for the exact server address and any certificate or authentication requirements. Some companies require you to enroll your phone in mobile device management (MDM) before Mail can connect.

What is the difference between IMAP and POP3?

IMAP keeps your mail synced across all your devices — if you delete an email on your phone, it is deleted everywhere. POP3 downloads mail to your phone only, so deleting it on your phone does not affect the copy on your email provider's server. IMAP is better if you check email on multiple devices; POP3 is better if you only use your phone and want to save storage space.

Why does my email account keep asking for my password?

This usually means your password is wrong or has expired. If you recently changed your email password, update it in Settings > Mail > Accounts > [your account] > Account. If your account has two-factor authentication, make sure you are using an app-specific password, not your regular password. If neither of those is the issue, try removing and re-adding the account.

Can I use the same email account on multiple iPhones?

Yes. Add the account to each phone using the same email address and password. Both phones will sync mail from the same account, but they maintain separate copies — deleting an email on one phone does not delete it on the other. If you want changes to sync across devices, use iCloud Mail or set up your email through your email provider's web interface.