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Outlook error: too many messages sent [FULL FIX]

6 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Outlook is a great email client, but many users reported a particular error:Cannot send. Too many messages sent. This problem can prevent you from sending new emails, and in this article, we’ll show you how to fix this problem.

How do I fixtoo many messages senterror in Outlook?

1. Start Outlook in Safe Mode

If the issue still appears, even after switching to a new email client, it’s rather likely that the problem lies somewhere else.

Sometimes your Outlook configuration might not be correct, and that can lead toToo many messages sentOutlook error. To fix this problem, users are suggesting starting Outlook in safe mode.

Just likeSafe Modein Windows, Outlook has its own safe mode that allows you to start it with default settings. To start Outlook in Safe Mode, you just need to do the following:

Outlook will now start in safe mode with default settings and add-ins.

If you want a more straightforward way to start Outlook in safe mode, you just need to do the following:

After Outlook starts, check if the problem is still there. If the issue doesn’t appear anymore, you might have to disable certain settings or add-ins in order to fix the problem permanently.

2. Check your antivirus

In some cases,Too many messages sentOutlook error can appear due to your antivirus. Having a good antivirus is important, but many antivirus tools can interfere with your system and cause this and many other errors to occur.

To fix this problem, it’s advised that you disable certain antivirus features or even your antivirus altogether. If that doesn’t work, the next step would be to uninstall your antivirus.

Bear in mind that removing a third-party antivirus won’t leave your computer vulnerable thanks to Windows Defender.

If removing the antivirus software solves the issue, you should consider switching to a different antivirus solution. There are numerous excellent antivirus solutions available on the market that provide excellent malware protection and peace of mind, we have reviewed the most popular options and selected thebest AV for Windows.

3. Check your DHCP settings

In case you don’t know, DHCP feature is in charge of assigning an IP address to your device. Sometimes your IP address might be blocked, and that will causeToo many messages sentOutlook error to appear.

To fix this problem, you need to change your DHCP settings and force the router to assign a new IP address to you. This is a slightly advanced procedure, and in order to perform it properly, be sure to check your router’s instruction manual for detailed information.

4. Reinstall Outlook

In some cases, a corrupted Outlook installation can cause this issue to occur. To fix it, it’s advised that you reinstall Outlook. There are several ways to that, but the most effective method is to use uninstaller software.

In case you’re not familiar, uninstaller software is a special application that can remove any application from your PC. In addition to removing the application, the uninstaller software will also remove all files and registry entries associated with the problematic application.

By usinguninstaller softwareyou’ll completely remove Outlook and all its files. After doing that, reinstall Outlook and check if the issue is still there.

5. Try an alternative email client

SometimesToo many messages sentOutlook error can only appear in Outlook and not in other email clients.

You can thus change to other email platforms and get rid of such problems instantly. Even though a lot of people use Outlook as their inbox especially in business, you can surely find other choices that offer extra value.

Moreover, it is very likely to discover another email client that delivers similar features and increases your speed and efficiency at work.

Hence, you don’t need to hesitate and choose anotherexcellent Windows 10 email clientsto eliminate issues once for all. That way, you have uninterrupted email tasks while increasing productivity as well.

6. Use webmail

If you keep gettingToo many messages senterror in Outlook, you might want to try usingwebmailinstead of a dedicated client. Webmail has its advantages over an email client, and one of the biggest benefits is the lack of errors.

While using a web client, you can only experience issues if there’s a problem with your ISP or mail provider. Since there’s no client, you won’t seeToo many messages sentor any other client-related error.

This is a decent workaround until you manage to fix the core problem, so if you’re having issues with Outlook, be sure to try this solution.

7. Delete and add your email account again

According to users, sometimesToo many messages senterror can appear due to issues with your email account. To fix this problem, it’s advised that you delete your email account and add it again.

We don’t know if this solution works, but many BT users reported that this method solved the issue for them, so you might want to try it out.

8. DisableOutgoing server requires authentication

Sometimes certain Outlook settings can causeToo many messages senterror to appear. To fix this problem, you just need to disable a single option in Outlook. This is quite simple to do, and you can do it by following these steps:

After doing that, save changes and check if that solves your problem. Many users reported that this solution fixed the issue for them, so we strongly suggest that you try it out.

9. Contact your ISP

In some rare cases, the cause forToo many messages sentmight be your ISP. Your provider monitors your Internet activity, and sometimes your account might be flagged due to suspicious behavior.

Several users reported that issues with their ISP caused this problem to occur, but after contacting the ISP, the issue was quickly resolved.

Too many messages senterror can prevent you from sending emails from your PC, but we hope that you managed to solve this issue by using one of our solutions.

Outlook error: too many messages sent [FULL FIX]#

How do I fixtoo many messages senterror in Outlook?#

1. Start Outlook in Safe Mode#

2. Check your antivirus#

3. Check your DHCP settings#

4. Reinstall Outlook#

5. Try an alternative email client#

6. Use webmail#

7. Delete and add your email account again#

8. DisableOutgoing server requires authentication#

9. Contact your ISP#