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If you’re encountering the error code 0x8007042c when trying to install certain Windows Updates or after a failed upgrade to Windows 11/10 from an older Windows version, then this post is intended to help you. This error can also occur when the Windows Firewall fails to start.
Error code 0x8007042c indicates that Windows can no longer turn on the Firewall. The only way to detect this problem is by trying to start Windows Firewall. If it throws out the errorit means that your computer is no longer protected from untrusted networks.
Some users prefer to use other antivirus products rather than the security programs that come with the Windows operating system, and in the process automatically disable the firewall and Windows Defender. These users are the ones most likely to run into the above problem. Windows Firewall monitors the flow of data into and out of your computer. In Windows 10, most programs cannot install as long as the Windows Firewall is turned off. Windows updates will most definitely not install when the firewall is turned off.
If you receive error 0x8007042c when starting Windows Firewall or Windows Update on Windows 11/10, then a Service or Dependency may not be working. If you’re faced with this issue, you can try our recommended solutions presented below in the individual sections and in no particular order to resolve the issue.Fix Windows Update error 0x8007042c
0x8007042C -2147023828 Error_Service_Dependency_Fail, The dependency service or group failed to start
The suggestions you could try are:
Run Windows Update Troubleshooter
Check the status of related Windows Update Services
Reset Windows Update to default1] Run Windows Update Troubleshooter
This solution requires you to run the inbuilt Windows Update Troubleshooter and see if that helps to resolve the Windows Update error 0x8007042c issue.2] Check the status of related Windows Update Services
Open Services Manager and ensure the following states of related Services. The default configuration on a standalone Windows 11/10 PC is as follows:
Windows Update Service – Manual (Triggered)
Windows Update Medic Services – Manual
Cryptographic Services – Automatic
Background Intelligent Transfer Service – Manual
DCOM Server Process Launcher – Automatic
RPC Endpoint Mapper – Automatic
Windows Installer – Manual.
Windows Event Log – Automatic
Remote Procedure Call (RPC) – Automatic3] Reset Windows Update to default
Reset Windows Update to default and see that helps. Use the Reset Windows Update Agent Tool (Microsoft tool) or the Reset Windows Update Tool (From a 3rd-party) and see if it helps you. This PowerShell script will help you Reset Windows Update Client. See this post if you want to manually reset each Windows Update components to default.
More suggestions here: Windows Update fails to install or will not download.Fix Windows Firewall error 0x8007042c
Windows Firewall can’t change some of your settings. Error code 0x8007042c
The suggestions you could try are:
Turn on Windows Firewall & make sure Windows Firewall Service is running
Reset Windows Firewall
Disable/Uninstall 3rd party security software.1] Turn on Windows Firewall & make sure Windows Firewall Service is running
This solution requires you turn on the Windows Defender Firewall and also ensure that the Windows Firewall service is running.
Also, you could try to stop and restart the following services using a batch file.
Press Windows key + R to invoke the Run dialog.
In the Run dialog box, type notepad and hit Enter to open Notepad.
Copy and paste the syntax below into the text editor.c config MpsSvc start= auto sc config KeyIso start= auto sc config BFE start= auto sc config FwcAgent start= auto net stop MpsSvc net start MpsSvc net stop KeyIso net start KeyIso net start Wlansvc net start dot3svc net start EapHostnet net stop BFE net start BFE net start PolicyAgent net start MpsSvc net start IKEEXT net start DcaSvcnet net stop FwcAgent net start FwcAgent
Save the file with a name and append the .bat file extension – eg; FIX_ERROR0x8007o42c.bat, and on the Save as type box select All Files.
Try updating again and see if the issue is resolved. If not proceed with the next solution.
Read: Windows Firewall service does not start.2] Re-register firewallapi.dll
Re-register the firewallapi.dll and see if that helps. Execute the following in an elevated CMD:regsvr32 firewallapi.dll 3] Reset Windows Firewall
Reset Windows Firewall to default and see if that helps.4] Disable/Uninstall 3rd party security software
Third-party AV suites are all known to cause this particular issue. In this case, to fix this issue, you’ll have to remove all third-party antivirus programs from your PC using the dedicated antivirus removal tool to remove all files associated with your antivirus program. The reason is, it’s much more efficient and invasive to use the custom uninstall tools for the AV program from the manufacturer, if available, whenever uninstalling antivirus software, as there are registries and dependencies, installed deep within the OS which the traditional Control Panel uninstaller (appwiz.cpl) might miss in most cases.
TIP: This post offers more suggestions to fix Windows Firewall can’t change some of your settings error message.
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