Home » Windows Updates » Download KB5021234 and KB5021255 Offline Installer, Windows 11

Download KB5021234 and KB5021255 Offline Installer, Windows 11

Here are direct links to download B5021234 and KB5021255 offline installers for Windows 11 v21H2 and v22H2, respectively.

After a couple of weeks of no updates whatsoever, Microsoft finally released two new cumulative updates for Windows 11 v21H2 and v22H2 users. Since this is a holiday season, these updates don’t contain any new features, improvements, or fixes. Instead, these two updates are purely security updates to fix multiple security issues and vulnerabilities.

As always, being a security update, it is recommended to install the update to protect your computer from security issues. Being a security update, it doesn’t contain any new fixes, so you don’t have to worry about potential instability generally associated with regular cumulative updates with fixes and features.

Table of contents:

  1. Download KB5021234 and KB5021255 Offline Installer
  2. KB5021234 Changelog
  3. KB5021255 Changelog

Download KB5021234 and KB5021255 Offline Installer

The offline installers for KB5021234 and KB5021255 updates are available from the Microsoft Update Catalog website.

Use the links below to go to the webpage and click the “Download” button next to your Windows version. Another window or tab will open. Click the available link, and the offline installer will be downloaded to your computer. After downloading, double-click the installer and follow the on-screen instructions. Keep in mind that the update will only be installed if supported. It may also download further updates or dependencies if necessary.

Download KB5021234 (for Windows 11 v22H1) — https://www.catalog.update.microsoft.com/Search.aspx?q=KB5021234

Download KB5021255 (for Windows 11 v22H2) — https://www.catalog.update.microsoft.com/Search.aspx?q=KB5021255

KB5021234 Changelog

  • This update addresses an issue that affects remote networks. This issue stops you from reconnecting to them using DirectAccess.
  • This update addresses an issue that might affect Data Protection Application Programming Interface (DPAPI) decryption. The decryption of a certificate private key might fail. Because of this, virtual private network (VPN) and other 802.1 certificate-based authentication might fail. This issue might occur when you encrypt the DPAPI master key with a wrong value.

KB5021255 Changelog

  • This update addresses a known issue that might affect Task Manager. It might display certain elements in the user interface (UI) in unexpected colors. Some parts of the UI might not be readable. This issue might occur if you have “Choose your mode” set to “Custom” in the Personalization > Colors section of Settings.
  • This update addresses security issues for your Windows operating system.

That is it.

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