Resolution for Error Code 4566425 in KB Update
KB4566425 is an update for Windows operating systems, addressing several critical and important security vulnerabilities as well as non-security updates to improve system stability and performance. This cumulative update includes improvements and fixes that have been rolled out in previous monthly rollups for the supported releases of Windows 10, version 1809.
This update also adds support for new hardware features, enhances device compatibility, and improves security measures against common attack vectors like injection attacks and elevation of privilege risks. It includes enhancements to Windows Defender Application Guard, updates to Microsoft Edge, improvements in Group Policy management, and fixes for various issues reported by customers and found during the testing process.
KB4566425: Fixes and Enhancements Overview – Addressing Error 4566425
This update resolves several critical security vulnerabilities such as injection flaws that could allow an attacker with physical access to a device or remote code execution if they are authenticated on the network. The cumulative patch addresses elevation of privilege risks, denial-of-service conditions, and information disclosure issues. Specific fixes include:
1. Fixing a vulnerability in Microsoft Windows Print Spooler (CVE-2019-0786) that could allow remote code execution if an attacker sends specially crafted requests to the Windows Print Spooler service.
2. Addressing a security feature bypass due to improper validation of permissions for accessing content stored on devices or network shares, affecting Microsoft Edge (ChakraCore scripting engine).
3. Resolving issues with the Windows Installer that could prevent updates from installing correctly under certain conditions, leading to installation failures and potential system instability.
The update also includes performance improvements for system files like actxprxy.dll, msfeedsbs.dll, and wininet.dll, enhancing overall stability and reliability of Windows applications.
Howto install KB4566425
1. Ensure your computer meets the minimum requirements for this update, including sufficient disk space and internet connection.
2. Backup all important data to an external storage device or cloud service as a precaution before proceeding with updates.
3. Access Windows Update through Settings > Update & Security > Windows Update and check for new updates manually by clicking “Check for updates”.
4. Click on the “Download and install” button once KB4566425 is listed among available updates to begin the installation process automatically.
5. Restart your computer as prompted after downloading completes; this allows Windows to apply necessary changes during startup.
6. After rebooting, open Settings > Update & Security again to confirm that KB4566425 has been successfully installed under “View update history”.
7. If you encounter any issues related to updates or system performance post-installation, try running the Windows troubleshooting tool by selecting “Find and fix problems” in the same menu.
8. Monitor your system for several days after installing this update; if no issues arise, proceed with regular maintenance routines without further concern regarding KB4566425 installation.
Similar questions
What is KB4566425 and how does it affect my computer’s performance?
Will updating to KB4566425 fix any security vulnerabilities on my system?
Can I choose which features or components of the update KB4566425 are installed on my Windows system?
Does the update KB4566425 require a restart of my computer, and if so, how long will it take?
Will installing KB456425 create any conflicts with software that I already have installed?
Are there known issues or bugs associated with the installation of KB4566425?
How much disk space is needed to install update KB4566425 on my system?
Is it possible to uninstall KB4566425 if problems arise after installing it?
Can I delay the installation of update KB4566425 until a more convenient time, or must it be installed immediately?
Will updating to KB4566425 affect my computer’s ability to connect to the internet or other networks?