Windows Defender Firewall Error Code 87
Windows Defender Firewall is a security feature built into the Windows operating system. Error code 87 indicates that there was a problem starting the Windows Defender Firewall service. This can happen for a number of reasons, including a corrupt registry entry or a problem with another service that is required by the firewall.
To troubleshoot this error, you can try the following steps:
Restart your computer and try to start the Windows Defender Firewall service again.
Check the dependencies of the Windows Defender Firewall service. Other services, such as the Base Filtering Engine and the Network Connections service, must be running for the firewall to start. Make sure these services are started and set to automatic.
Check the registry for any corrupt entries. The registry is a critical part of the Windows operating system, and any corrupt entries can cause problems with the firewall and other services. Use a registry cleaner tool to scan for and fix any errors.
If the above steps do not resolve the issue, you may need to reinstall Windows Defender Firewall. To do this, follow these steps:
Open the Control Panel and go to Programs and Features.
In the list of installed programs, find Windows Defender Firewall and select it.
Click the Uninstall button and follow the prompts to uninstall the firewall.
Restart your computer and then go to the Microsoft website to download and install the latest version of Windows Defender Firewall.
If you are still experiencing the error
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