GMX Mail Stopped – What to Do?

  Mohit Kumar Jha
Written By Mohit Kumar Jha
Anuraag Singh
Approved By Anuraag Singh
Modified On September 15th, 2025
Reading Time 7 Min Read

You need to check an urgent email, but the GMX Mail won’t load, unexpectedly crashes, or you are unable to send the messages. If that is the case, then you are in the right place. Here, I will explain why GMX Mail not working and provide the solutions. So, read the article to the end.

GMX Mail, the short form of Global Mail Exchange Webmail, is a free email service. This program provides you with large email storage, spam filters, and easy access across devices. The program has a clean interface and advanced features, which is why many personal and professionals use this for their professional communication.

But, like any other online service, GMX is not immune. You will face occasional glitches. To resolve the problem, you have to understand the common reasons behind this problem.

Reasons Why GMX Mail Not Working

  • Weak and unstable connectivity issues are a common reason why Webmail stops working, does not properly load, or delays in sending or receiving emails.
  • Sometimes the GMX server may experience temporary downtime or maintenance that can result inaccessibility of your mail.
  • GMX is not properly configured in Outlook or Thunderbird because of incorrect IMAP, SMTP, or POP settings.
  • The web browser you are using has a corrupted cache or conflicting cookies that prevent the GMX webmail from functioning properly.
  • The Outdated version of the GMX mobile app can cause the issue of failing to load the GMX Mail.
  • Third-party antivirus and firewall settings may block the GMX mail from connecting to the internet.
  • Your GMX mail storage is overfilled, which makes it difficult for you to send or receive new emails.

So, there are several reasons why GMX Mail is not working. But don’t worry, I will help you resolve the problem by providing troubleshooting solutions.

Troubleshooting Ways to Make GMX Work Again

You try to access GMX on your computer, but you can’t open it, or the program does not load. Try these ways to resolve the problem.

  1. First of all, check if the problem is not from the GMX server side. Go to the Down Detector site to see if there are no outages. If the server is down, wait till the issue is resolved.
  2. Also, check that you are connected to a high and stable internet network. If not, then change it to the fast bandwidth channel.
  3. Corrupted cache and cookies accumulated in your browser that cause the GMX Mail not to work. So, follow the steps below to clear the cache.
    • First, go to the Browser settings.
    • Then, select the Privacy and Security option.
    • Click on the Delete Browsing data.
    • Choose the Cookies and Cached option. Press the Delete button.
  4. Sometimes an outdated browser causes compatibility issues, so update your browser regularly to resolve the problem.
  5. If you don’t remember your GMX account password. Then, change it by clicking on the reset password. Make sure the password is strong and save it so remember it.
  6. If it is allowed, free up your Mailbox space by deleting duplicate data, unwanted emails, and migrating less priority mails to another space.

These solutions help you resolve the problem of GMX Webmail not loading on the desktop. If you use the mobile app of GMX, then follow the solutions mentioned below.

Resolve GMX Mail Mobile App Issues

If GMX Mail is not working on iPhone or any other mobile device. Then, try these options.

  1. Restarting your mobile can easily solve temporary issues. To do this, press and hold the power button. Click on the Restart or power off button.
  2. Update your GMX Mail app to fix sync or crash problems. If the problem is with the Android phone, follow the steps below.
    • Android: Run Google Play store >> Find GMX Mail >> Click on Update.
    • iPhone: In the App Store >> Search GMX Mail >> Hit Update button.
  3. In the Android phone, a corrupted cache can cause the app to freeze. To clean them, follow the steps below.
    • Go to the settings and then click on the Apps button.
    • Select the GMX Mail, then choose the Storage option.
    • Click on the Clear Cache button. After that, restart the app.
  4. To use the GMX Mail app on your mobile, you need to provide the necessary permissions like storage, contacts, and background data.
    • Android: Go to Settings >> Apps >> GMX Mail >> Permissions >> Enable the necessary permissions.
    • iPhone: In the Settings >> GMX Mail >> Enable permissions.
  5. GMX Mail Apps should be properly synced with the background. If it is not, follow the steps below.
    • Android: Settings >> Apps >> GMX Mail >> Data Usage >> Enable Background Data.
    • iPhone: Settings >> GMX Mail >> Enable Background App Refresh.

By properly following these methods, the issue with the GMX mobile app will be solved. In some cases, the problem also occurs because you do not properly configure your GMX account with Outlook or any other email client. To resolve that, below are the solutions.

Resolve GMX Not Working in Email Clients

If the GMX account does not work on Outlook or any other client, then below are the solutions that can help.

  1. First, check that your GMX Mail supports IMAP or POP3. If not, then enable it.
  2. Make sure that the server settings are correct. Here are the IMAP server settings for GMX Mail.
    • Incoming Mail Server: imap.gmx.com
    • Port: 993 (SSL)
    • Outgoing Mail Server: mail.gmx.com
    • Port:465 (SSL)
  3. An outdated version of the email client can also be the cause of the issue. So, update the program regularly to resolve the problem.

These are the solutions that can be used to resolve the problem and also access your account and emails. Right now, the issue is fixed, but there is a chance that this issue will occur again. In that case, it is important to save your GMX emails. Here is a way to do that.

Read Also: How to transfer GMX Mail to Gmail?

How to Save GMX Emails Securely?

To properly backup your GMX webmail emails, use SysTools IMAP Backup Software, a professional software to easily save your GMX mailbox. The software is used to backup the IMAP-based email account. So, if your GMX email account supports IMAP. Then, you can easily use the tool without needing any help. The tool is available for Windows and Mac OS computers, which is easy to download and use for your work.

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Conclusion

Many users face the problem of GMX Mail not working. So, here I am to help you by providing the solution to resolve the problem. In this, I have explained the reasons behind the issues. Then, I provided the troubleshooting ways to fix the issue on the desktop, the GMX Mail mobile app, and the email client. In addition to that, I also introduce a way to save your emails so that you can easily access your data even though the webmail is not working.

  author

By Mohit Kumar Jha

Mohit is a Microsoft Certified expert for all things Microsoft. He brings a unique perspective gained from nearly a decade of active participation in various IT forums, blogs, and social media. Known in admin circles as the go-to guru for solving user queries in the domain of email and cloud migration, data backup, and digital forensics. The secret to his core expertise lies in solving problems practically. Through this hands-on experience, he has acquired knowledge in diverse domains like Microsoft 365 Cloud, On-Premise Exchange Server, AD, and Entra ID.