Security & Help

How to Fix Email Not Sending or Receiving

Most email problems have a simple fix. Work through these steps to get your inbox back on track.

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Most fixes take just a few minutes.
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Work through the checks step by step.

Few things are as frustrating as an important email that will not send, or messages that seem to vanish before reaching you. This guide shows you how to fix email not sending or receiving, with simple checks that solve the problem in most cases, usually without needing to contact anyone for help.

First: Check the Basics

Working through these basic checks first saves time before digging into anything more technical.

Fixing Emails That Will Not Send

Work through these checks in order, since the fix is often quicker and simpler than it first seems.

1. Check for a Stuck Attachment

Very large attachments can cause an email to get stuck. Try removing the attachment or using a file-sharing link instead for large files. Most providers limit attachments to around twenty-five megabytes, so anything larger will need a different approach entirely.

2. Look in Your Outbox

Sometimes an email sits in the outbox instead of failing outright. Open your outbox folder and try resending it manually.

3. Restart the App or Browser

A simple restart clears out small glitches that can quietly block sending, especially on mobile apps that have been running for a long time.

4. Check Your Account Storage

If your account is full, delete old emails or empty your trash and spam folders to free up space.

Fixing Emails You Are Not Receiving

1. Check Your Spam or Junk Folder

This is the most common cause. Many "missing" emails are simply sitting in spam, waiting to be found, especially if the sender is emailing you for the very first time from a new address.

2. Check Your Filters

Some email tools let you set up filters that quietly sort or delete certain messages. Review your filter settings to make sure nothing important is being hidden or removed automatically.

3. Check for Blocked Senders

Make sure the person emailing you has not been accidentally added to your blocked senders list.

4. Confirm Your Forwarding Settings

If your account is set to forward mail elsewhere, incoming messages might be leaving your main inbox before you see them.

Quick Tip

Ask the sender to email you from a different address as a test. If that message arrives fine, the issue is likely tied to that specific sender or address, not your whole account.

Checking Your Device Versus Your Account

It helps to figure out whether the issue is with one device or your whole account. Try logging into your email through a web browser on a different device. If it works fine there, the problem is likely with a setting or an outdated app on your original device, rather than your account itself.

A Simple Troubleshooting Order to Follow

  1. Check your internet connection first.
  2. Try logging in from a different device or browser.
  3. Check spam, filters, and blocked senders.
  4. Restart the app or clear the browser cache.
  5. Contact support if nothing else works.

Working through this list in order, rather than jumping around, usually finds the problem faster.

When the Problem Is on the Other Side

Sometimes the issue is not your account at all. The other person's server might be down, their inbox might be full, or they may have accidentally blocked your address. If your account seems to be working fine with other senders, this is likely the case.

Keeping Your Email App Updated

Outdated apps are a common, overlooked cause of sending and receiving problems. Email providers regularly update their security and connection methods, and an old version of an app may struggle to keep up. Checking your app store for updates every so often is a simple habit that quietly prevents many future headaches.

When to Contact Support

If you have checked everything above and the problem continues for more than a day, it is time to contact your email provider's support team directly. Have details ready, like the exact error message, the time the problem started, and which specific emails were affected.

Frequently Asked Questions

Why did my email suddenly stop working with no warning?

This is often caused by a temporary outage, a full inbox, or a setting that changed without you noticing, such as a new filter, blocked sender, or forwarding rule someone else set up.

Could my account have been hacked if email stops working?

It is possible, especially if settings changed that you did not make yourself. If you notice any other unusual activity, review your account security right away.

Is it normal for email delivery to be slow sometimes?

Yes, a short delay of a few minutes is normal, especially during high traffic times. A delay of several hours or more is worth investigating further.

Most cases of email not sending or receiving are fixed with a few simple checks. Work through the list above calmly, and in almost every case, your inbox will be back to normal within minutes.