Download KB4598242 Windows 10 Cumulative Update | Patch Tuesday, January 2021

Microsoft released the cumulative update for Windows 10 version 2004 and 20H2 as a part of Patch Tuesday, January 2021. This is the first rollout of the Patch Tuesday updates of year 2021. Windows 10 update KB4598242 focused on quality improvement and bug fixes to make the Windows 10 more stable. We are providing direct links to download KB4598242 offline installer that are 100% safe to use for updating multiple Windows 10 PCs running version 2004 and 20H2.

With this latest Windows 10 update of January 2021, Windows 10 build 19041.746 and 19042.746 for versions 2004 and 20H2 respectively. As per official release notes of KB4598242 update, there are some known issues hence Microsoft has unveiled the manual workaround.
“REMINDER Adobe Flash Player went out of support on December 31, 2020. For more information, see Adobe Flash end of support on December 31, 2020. Flash content will be blocked from running in Flash Player beginning January 12, 2021. For more information, see Adobe Flash Player EOL General Information Page.” Microsoft states.

KB4598242 standalone installers are available on Microsoft Update Catalog as well as below in this blog post. Download KB4598242 update and use the installer as many times as you want.

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Windows 10 Update KB4598242 (2004-OS Build 19041.746 and 20H2-OS Build 19042.746) Highlights

  • Updates to improve security when using external devices, such as game controllers, printers, and web cameras.
  • Updates to improve security when Windows performs basic operations.
  • Improvements and Fixes Included in KB4598242 Update for Windows 10, Version 2004
    Addresses a security vulnerability issue with HTTPS-based intranet servers. After installing this update, HTTPS-based intranet servers cannot, by default, use a user proxy to detect updates. Scans using these servers will fail if you have not configured a system proxy on the clients. If you must use a user proxy, you must configure the behavior using the policy “Allow user proxy to be used as a fallback if detection using system proxy fails.” To ensure the highest levels of security, also use Windows Server Update Services (WSUS) Transport Layer Security (TLS) certificate pinning on all devices. This change does not affect customers who are using HTTP WSUS servers. For more information, see Changes to scans, improved security for Windows devices.
  • Addresses a security bypass vulnerability that exists in the way the Printer Remote Procedure Call (RPC) binding handles authentication for the remote Winspool interface. For more information, see KB4599464.
  • Security updates to Windows App Platform and Frameworks, Windows Media, Windows Fundamentals, Windows Kernel, Windows Cryptography, Windows Virtualization, Windows Peripherals, and Windows Hybrid Storage Services.

Improvements and Fixes Included in KB4598242 Update for Windows 10, Version 20H2

  • Addresses a security vulnerability issue with HTTPS-based intranet servers. After installing this update, HTTPS-based intranet servers cannot, by default, use a user proxy to detect updates. Scans using these servers will fail if you have not configured a system proxy on the clients. If you must use a user proxy, you must configure the behavior using the policy “Allow user proxy to be used as a fallback if detection using system proxy fails.” To ensure the highest levels of security, also use Windows Server Update Services (WSUS) Transport Layer Security (TLS) certificate pinning on all devices. This change does not affect customers who are using HTTP WSUS servers. For more information, see Changes to scans, improved security for Windows devices.
  • Addresses a security bypass vulnerability that exists in the way the Printer Remote Procedure Call (RPC) binding handles authentication for the remote Winspool interface. For more information, see KB4599464.
  • Security updates to Windows App Platform and Frameworks, Windows Media, Windows Fundamentals, Windows Kernel, Windows Cryptography, Windows Virtualization, Windows Peripherals, and Windows Hybrid Storage Services.

Download KB4598242 offline Installers for Windows 10 Version 2004 Cumulative Update

  • KB4598242 Standalone installer for 32-bit Windows – Download (Size: 131 MB)
  • KB4598242 Offline Installer for 64-bit Windows – Download (Size: 401 MB)

Download KB4598242 for Windows 10 Version 20H2 Cumulative Update Standalone Installers

  • KB4598242 Standalone installer for 32-bit Windows – Download (Size: 131 MB)
  • KB4598242 Offline Installer for 64-bit Windows – Download (Size: 401 MB)

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