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Microsoft Patch Tuesday February 2021 New updates available for Windows 10

posted on Filed Under: Windows

Today (09/02/2021) is the second Tuesday of the month (February 2021) which means it’s time for another round of “Patch Tuesday updates” that Microsoft regularly issued as part of monthly security updates for all windows Supported devices. And part of February 2021 monthly security updates Microsoft released the Cumulative update KB4601319 (OS Builds 19041.804 and 19042.804) for the latest Windows 10 version 20H2 and 2004, Also there is KB4601315 (OS Build 18363.1377) and KB4601345 (OS Build 17763.1757) available for Devices still running Windows 10 version 1909 and 1809. Once again these updates completely focus on fixes and security updates, rather than any new features.

Patch Tuesday updates are cumulative updates that usually only include minor patches and security fixes. 

Download Windows 10 Cumulative update

All these Security updates Automatically download and get installed on your device via Windows update. If your device has not received yet open settings, Update & Security and Check for updates. Once done restart your Device to apply the updates.

download Windows 10 KB4601319

KB4601319 for Windows 10 20H2

Microsoft’s latest Windows 10 version 20H2 and 2004, receives Cumulative update KB4601319 that bumps build number 19041.804 and 19042.804. According to the company, Windows 10 KB4601319 Improves security when using input devices such as a mouse, keyboard, or pen and verifying usernames and passwords.

  1. Addresses a possible elevation of privilege vulnerability in the win32k component.
  2. Fixes a bug that could damage the file system after running chkdsk /f.
  3. Bring security fixes for Windows apps, Windows Input, Windows Management, Virtualization, Frameworks and Windows Fundamentals too.

Microsoft has acknowledged a few known issue on this update, which include:

  • System and user certificates may be lost when updating a device from Windows 10 version 1809 or later, to a later version of Windows 10.
  • The correct Furigana characters may not be displayed when using the Microsoft Japanese Input Method Editor. Microsoft is working on a resolution.
  • Games may not start or throw errors when using Discord’s overlay while playing games. The latest Discord version has a fix for this issue, Microsoft recommends update the discord app to fix this issue.

KB4601315 for Windows 10 1909

Devices running Windows 10 version 1909, November 2019 update receive New cumulative update KB4601315 that bumps 18363.1377 and include both security and non-security fixes, Here the complete changelog from Microsoft blog

Microsoft says it won’t publish any new cumulative updates for version 1903, which reached the end of life in December 2020.

  • Improve security when using input devices such as a mouse, keyboard, or pen and verifying usernames and passwords.
  • Also addresses a “possible elevation of privilege vulnerability in the win32k component”.
  • Bring security fixes for Windows apps, Windows Input, Windows Management, Virtualization, Frameworks and Windows Fundamentals.

Known Issues:

System and user certificates may be lost when updating a device from Windows 10 version 1809 or later, to a later version of Windows 10.

Games may not start or throw errors when using Discord’s overlay while playing games. The latest Discord version has a fix for this issue, Microsoft recommends update the discord app to fix this issue.

KB4601345 For Windows 10 1809

Devices still running Windows 10 version 1809 (October 2018 Update) received a new cumulative update KB4601345 that bumps the version number to the Windows 10 Build 17763.1757.

  • Improve security when using input devices such as a mouse, keyboard, or pen and verifying usernames and passwords.
  • Also addresses a “possible elevation of privilege vulnerability in the win32k component”.
  • Bring security fixes for Windows apps, Windows Input, Windows Management, Virtualization, Frameworks and Windows Fundamentals.

Know issues:

After installing KB4493509, devices with some Asian language packs installed may receive the error, “0x800f0982 – PSFX_E_MATCHING_COMPONENT_NOT_FOUND.”

KB4601354 For Windows 10 1803

Windows 10 1803 (April 2018 Update) also received a new cumulative update KB4601354 that bumps the version number to the Windows 10 Build 17134.2026.

The company also noted, end of support for Windows 10 version 1703 (Creators Update), but organizations with computers still running this release can now download KB4601330.

Windows 10 Update offline download

Windows 10 Build 19042.804

Windows 10 Build 19041.804

Windows 10 Build 18363.1377

If you face any difficulty while installing these updates check how to fix Windows 10 Update installation problems.

Also Read:

Source: Microsoft support