Firewall failure after KB5060829 in Windows 11: causes, solutions, and everything you need to know

Since the last cumulative update of Windows 11, specifically After the arrival of patch KB5060829, thousands of users have begun to notice Error messages related to firewall configuration Windows. If you've just seen a warning about a firewall failure or received a strange notification after updating your system, you are not the only oneThis situation has generated quite a stir and concern in the community of users and administrators, since Firewall security is a key aspect to protect computers from external threats..

However, the most important thing is to know that Microsoft has already spoken officially on this issue and has provided explanations and very clear advice on how to act, while promising a quick solution. If you want to understand what's really going on, Why this error appears, how it affects your computer, and what steps to takeKeep reading because we'll tell you everything in great detail and in clear, accessible language.

What is the error after the KB5060829 update?

After update KB5060829, released for Windows 11 version 24H2 In June 2025, they have emerged Error messages in firewall configuration that have puzzled many users. The warning is usually found in the Windows Event Viewer and appears with the Event ID 2042, displaying messages such as 'Config Read Failed' and 'More data is available'. At first glance, these messages can cause quite a bit of alarm, as they give the impression that Protection against intruders and threats could be compromised on our computer.

What is the cause of these errors? Well, it is not due to a real security problem or a computer infection or attack. As Microsoft itself has explained in its Release Health portal and in various statements, This bug is a direct consequence of a new feature in development called 'Windows Firewall Modern Rules'This functionality is not yet fully integrated into the system, which causes these visual errors even though the firewall continues to function correctly.

That is, the error is purely visual and does not affect the actual protection of the equipmentMicrosoft emphasizes that we can rest assured that the firewall will continue to do its job, preventing unwanted access, whether we use the default settings or custom rules.

Microsoft's official stance and reactions to the firewall flaw

The first official reaction was the Microsoft published a statement on July 2, in which they directly recommended to users ignore error messages. This response has caused some controversy and confusion, as many users were expecting an immediate solution or at least a more detailed guide.

Microsoft has insisted that the security of the devices is not compromised. And although the error message may be alarming, it has no real impact on the operation of the firewall or on the protection processes against networks or external threats. In the company's own words, the error event It does not indicate an actual failure in the system but simply a record generated by the partial activation of a developing function.

Many users have shown their discontent with the response, especially on networks such as X (formerly Twitter) or specialized forums, and have stated Some distrust as there is no easy way to check firsthand whether the firewall is working properly. However, all technical sources and official documentation of Microsoft emphasizes that the firewall is 100% operational. and that the error does not require any intervention by the user.

How does this failure affect system security?

One of the main fears, understandable for any user, is whether this error message could make our system more vulnerable, inadvertently disabling the firewall or allowing malware or hackers to gain access more easily. The official and technical response is clear: your safety is NOT at risk.

The error only has to do with an incorrect reading of the new modern firewall rules feature, but All protection rules, barriers against unauthorized access and connection filtering work as usual.If you have another antivirus installed, it will also not be affected by this Windows Firewall message.

In addition, Microsoft has noted that This problem only affects the Windows 24 version 2H11Therefore, other versions should not see this message or experience any disruption to their device protection.

If you're one of those who checks the Event Viewer and sees the message with the identifier 2042, you can rest easy: there is no urgent action to be taken.

Are there any actions or configuration changes that need to be taken?

When this error appears, the logical question is: should I change anything in the configuration, reinstall the firewall, or try a technical solution? The answer, except in very specific cases, is no.

You don't need to intervene or modify rules, restore firewall settings, or apply any manual patches.Microsoft indicates that the error will disappear once they release the update that fully integrates the new firewall features. If you wish, you can continue to use your custom rules and handle exceptions as usual., since the system handles them correctly despite the warning.

That's right, and it is essential, You must always keep your operating system updated to ensure you receive all the security patches and fixes that Microsoft releases. Many of these bugs are automatically fixed in the next major update. If for any reason you need to check if your system is pending updates, Just go to the Start menu, search for Settings and enter Windows Update.. From there, you can Check for and install the latest patches available for your version of Windows.

Impact of update KB5060829 on other system functions

The update KB5060829, although it was released to fix several bugs and improve the overall stability of the system, It has also had unexpected consequences, such as the firewall bug. But that's not the only issue related to this patch: a was also detected failure to print to PDF from Windows 11 after installing this April 2025 preview update.

Specifically, some users They noticed that the 'Print to PDF' virtual printer was no longer appearing in the printers section. or that, when trying to install the corresponding driver, an error occurred error with code 0x800f0922. Microsoft acknowledged this issue on its blog and published a solution that can be applied manually: By enabling or disabling the feature from Windows Features or by using specific commands in PowerShell with administrator permissions.

These bugs are not new to the Windows ecosystem. Often, Updates designed to close vulnerabilities or add features may generate unexpected errors that require new fixes. The positive side is that Microsoft usually acts quickly to distribute official fixes, a fact that gives confidence to those who rely on the operating system for work or personal use.

The phenomenon of errors after every major Windows update

It is not the first time (nor will it be the last) that a Windows cumulative update causes visual errors or minor issues which are ultimately resolved in subsequent patches. Experience in recent years shows that, although Microsoft's goal is to improve security and functionality, the introduction of new features often comes with setbacks for users.

In fact, prior to this firewall flaw, there were recent cases of BitLocker-related error messages, WinRE warnings, and failures to install certain security patches with codes like “0x80070643.” In most cases, the advice is to Don't be alarmed, follow the official recommendations and wait for the next update cycle. so that everything works normally.

This situation has caused some users to be skeptical of each new patch, even delaying the installation of updates for fear of new bugs. However, it is important to remember that Most of these failures do not affect the security or overall performance of the system. and they usually correct themselves quickly.

Practical tips for managing firewall errors and securing your computer

You already know that the Firewall flaw after KB5060829 update poses no direct threat, but it's only natural to want to make sure everything is running smoothly. Here are some helpful tips:

• Always keep Windows up to date: Check Windows Update regularly and apply all recommended patches. This way, you'll receive the update that fixes this visual bug soon.
• Do not install more than one antivirus at a timeAlthough technically possible, interference may occur that compromises the overall protection of your device. Stick with your preferred one and make sure it's active and up-to-date.
• Do not modify the firewall rules because of this message.: There is no need to manually tweak exceptions or attempt to uninstall and reinstall firewall functionality.
• Trust official sourcesIf you have any questions, always consult Microsoft's support notes and announcements before applying solutions or scripts found on unofficial forums or websites.

This firewall bug, while worrisome, doesn't affect your computer's protection. Microsoft's official position is clear: the firewall continues to work as usual y you don't need to take urgent actionMost of these minor visual glitches are fixed in upcoming patches and updates, so the main recommendation is to keep your system up to date and rely on official sources for any questions you may have about Windows 11 security.