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How can I fix my Comcast email not working on my iPhone?

Author: Expert Help -1(85O-923-0380
by Expert Help -1(85O-923-0380
Posted: Aug 14, 2025

How can I fix my Comcast email not working on my iPhone?

Having trouble with your Comcast (Xfinity) email on your iPhone? Can't send, receive, or sync your messages? It's a common problem, and you're definitely not the only one dealing with this. This guide will walk you through all sorts of solutions, from simple things you can try right away to more involved fixes. Plus, there's a FAQ to answer any questions you might have.

  • Why Your Comcast Email Might Be Acting Up on Your iPhone**

Before we start fixing things, let's look at what might be causing the issue:

1. **Third-Party Access is Off:** Comcast needs this turned on for apps like Apple Mail to work.2. **Wrong IMAP/SMTP Stuff:** These server settings have to be right.3. **Old iOS or Mail App:** Outdated software can cause trouble.4. **Password Mix-Ups:** Your iPhone might not have the right password saved.5. **Network Hiccups:** Sometimes it's your internet connection.6. **Comcast's Servers are Down:** It happens.7. **Something's Wrong with Your Email Setup:** The configuration might be messed up.8. **Switch to Yahoo Mail:** Comcast is moving everyone to Yahoo's system.

  • Step-by-Step Fixes for Comcast Email on Your iPhone**
  • 1. Turn On Third-Party Access (The Most Likely Fix)**

Comcast needs this setting so other email apps can do their thing.

  • How to Turn It On:**

1. Go to [Xfinity Email Login](https://login.xfinity.com) in a browser.2. Sign in to your Comcast account.3. Hit the gear icon, then Security.4. Turn on Third-Party Access Security.5. Save it, wait about 10 minutes.6. Restart your iPhone and check your Mail app.

  • 2. Double-Check Your IMAP & SMTP Settings**

Wrong server settings are a really common cause of email problems.

  • What the Settings Should Be:**

| Server Type | Server Address | Port | Security || :------------- | :--------------- | :--- | :--------- || Incoming (IMAP) | imap.comcast.net | 993 | SSL/TLS || Outgoing (SMTP) | smtp.comcast.net | 587 | STARTTLS |

  • How to Update Them:**

1. Head to **Settings → Mail → Accounts**.2. Pick your Comcast email account.3. Tap Account, then Advanced.4. Check and fix the incoming and outgoing server settings.5. Make sure Use SSL is on for incoming mail.6. Select Password for how you log in.

  • 3. Update Your iOS and Mail App**

Old software can mess things up.

  • How to Update:**

1. Connect to Wi-Fi.2. Go to **Settings → General → Software Update**.3. Get any updates that are waiting.4. For Mail app updates, go to the App Store → Updates.5. Restart your iPhone when it's done.

  • 4. Re-Enter Your Password**

If you changed your Comcast password, your iPhone might be using the old one.

  • How to Reset It:**

1. Go to **Settings → Mail → Accounts**.2. Choose your Comcast account.3. Erase the current password and type in the new one.4. Do this for both the incoming and outgoing servers.5. Send yourself a test email to see if it works.

  • 5. Delete and Re-Add Your Email Account**

This will fix any messed-up settings that are causing problems.

  • How to Do a Complete Reset:**

1. Go to **Settings → Mail → Accounts**.2. Pick your Comcast account.3. Tap Delete Account (don't worry, your emails are still on Comcast's servers).4. Wait a couple of minutes, then tap Add Account.5. Choose Other, then Add Mail Account.6. Type in everything manually, using the IMAP settings from above.

  • 6. Check Your Internet Connection**

Sometimes it's just your internet that's acting up.

  • How to Troubleshoot Your Network:**

1. Try switching between Wi-Fi and cellular data.2. Reset your network settings: **Settings → General → Reset → Reset Network Settings**.3. Turn off your VPN if you're using one.4. Restart your router and modem.

  • 7. See If Comcast's Servers Are Down**

The problem might be on Comcast's side.

  • How to Check:**

1. Go to [Xfinity Status Page](https://status.xfinity.com).2. Look for email services.3. Check Downdetector for reports of outages.4. If there's an outage, use the Xfinity Connect app in the meantime.

  • 8. Get Ready for the Yahoo Mail Changeover**

Comcast is moving all email accounts to Yahoo's system.

  • What to Expect:**
  • You'll still have your @comcast.net address.* Accounts will run on Yahoo's stuff.* Existing accounts will move over time.* Think about setting up email forwarding if you need it.
  • FAQ**
  • 1. Why does my iPhone keep asking for my Comcast password?**

This usually means:

  • The password saved is wrong.* Comcast changed something about their security.* Your account needs to be re-verified.
  • Solution:** Update your password in the incoming and outgoing server settings.
  • 2. Why can I get emails but not send them?**

This is almost always an SMTP problem. Check:

  • SMTP server: smtp.comcast.net* Port: 587 (not 465)* That authentication is turned on.* SSL/TLS is set up right.
  • 3. How do I know if Third-Party Access is on?**

1. Sign in to your Comcast email on a computer.2. Go to Settings → Security.3. Look for Third-Party Access Security.4. If it's off, turn it on and save.

  • 4. Will deleting my account get rid of my emails?**

Nope. Comcast keeps all your emails on their servers. Deleting the account from your iPhone just cuts the connection. Your emails will come back when you add the account again.

  • 5. Why does email work on the Xfinity app but not Apple Mail?**

The Xfinity Connect app logs in differently than regular IMAP. This tells you your IMAP settings in Apple Mail need to be fixed.

  • 6. What if none of this works?**

Reach out to Comcast support:

  • Phone: 1-800-XFINITY (1-800-934-6489)* Online chat on the Xfinity website* Go to an Xfinity store
  • 7. Is Comcast getting rid of email?**

No, but they're switching to Yahoo's system. You'll keep your @comcast.net address, but things will run on Yahoo's stuff behind the scenes.

  • Tips to Keep Things Running Smoothly**

1. **Keep your iPhone's software updated.**2. **Save the Xfinity status page to your bookmarks.**3. **Use the Xfinity Connect app as a backup.**4. **Turn on two-factor authentication for extra security.**5. **Watch for updates from Comcast about the Yahoo switch.**

  • When to Call for Help**

Contact Xfinity if:

  • You've tried everything here.* You think your account has been hacked.* You're seeing weird error messages.* The problem is happening on all your devices.

Following this guide should help you fix most Comcast email problems on your iPhone. The change to Yahoo's system might mean you need to make more adjustments down the road. Stay up-to-date by checking Comcast's announcements about the email service changes.

About the Author

For quick fixes, check our troubleshooting guides or contact our dedicated email support team for personalized assistance.

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Author: Expert Help -1(85O-923-0380
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Expert Help -1(85O-923-0380

Member since: May 22, 2025
Published articles: 65

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