March 2021 Patch Tuesday cumulative update is started rolling out Windows 10 20H2 and v 2004 have received the patch. KB5000802 is the security update that includes some significant improvements and fixes increasing the version to 19042.867 and 19041.867.
You can download KB5000802 through automatic Windows update moreover manually from Microsoft update catalog. The update will require a reboot to finish the installation.
Table of Contents
KB5000802 for Windows 10 20H2 and 2004
Here is the changelog –
Improvements and fixes
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Addresses an elevation of privilege security vulnerability documented in CVE-2021-1640 related to print jobs submitted to “FILE:” ports. After installing Windows updates from March 9, 2021 and later, print jobs that are in a pending state before restarting the print spooler service or restarting the OS will remain in an error state. Manually delete the affected print jobs and resubmit them to the print queue when the print spooler service is online.
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Security updates to the Windows Shell, Windows Fundamentals, Windows Management, Windows Apps, Windows User Account Control (UAC), Windows Virtualization, the Windows Kernel, the Microsoft Graphics Component, Internet Explorer, Microsoft Edge Legacy, and Windows Media.
Known issues
| Symptom | Workaround |
| The user certificates and System might be missing when obtaining a device from Windows 10 1809 or greater to a greater edition. Computers will only be impacted if they are running with LCU pushed on Sept 16, 2020, or greater. After then if they proceed to update to a greater version via an installation source or media that does not include an LCU rolled out Oct 13, 2020, or greater. This basically occurs when managed devices are updated using obsolete bundles or media via an update management tool, for instance, WSUS or Microsoft Endpoint Configuration Manager. The problem might also occur when using outdated ISO images or physical media that do not comprise the latest updates.
Important – Devices powered with Windows Update for Business or connect straight ‘to Windows Update are not impacted. |
If you have previously confronted this problem on your device, you can mitigate it within the uninstall window by returning back to the previous version of Windows using the instructions here. If you are not able to see the Rollback option follow – How to change the roll back period to 60 days in Windows 10.
They are working on a bug fix and will push bundles and refreshed media in the forthcoming weeks. |
| You might not see the accurate Furigana characters when using the Japanese IME to enter Kanji characters in an application that automatically allows the input of Furigana characters. Therefore, you might have to type the Furigana characters manually.
Remark – The affected apps are using the ImmGetCompositionString() function. |
The upcoming release will bring a solution to this issue. |
How to download KB5000802 and install on Windows 10 20H2 and 2004
Before starting to install the March 2021 LCU make sure you have installed the latest SSU KB4598481 for Windows 10 20H2 and 2004. Then follow the method –
1. Via Automatic Windows update
- Click the – Start icon located on the taskbar.
- Type – updates and hit – Enter.
- After some time the patch will be downloaded and ask you to Restart now; click it.
2. Through Microsoft update catalog
- Click KB5000802 direct download link – here.
- Find the file relevant to your system architecture and click – Download.
- Double click on the MSU file and follow the onscreen instructions to complete the installation.
That’s all!!!