This year’s sixth cumulative update is now rolling out to
Windows 10 v21H1, 20H2 and 2004. The patch is available via
Windows Update (WU), WSUS and Microsoft Update Catalog.
Microsoft has also published direct download links for Windows
10 KB5004237 offline installers.
KB5004237 is a mandatory update with
protection against the
PrintNightmare vulnerability and other critical bugs.
Although it is a security patch, it comes with non-security
patches as well, especially when you haven’t installed the
optional preview update released last month.
For those using version 21H1, Microsoft is rolling out Windows
10 Build 19043.1110 andit comes with a fix for the blurry
taskbar issue. Windows 10 version 20H2 is getting the same
update, but it will advance the OS to Windows 10 Build
19042.1110 instead. For those on May 2020 Update (version
2004), they’ll be getting Build 19041.1110.
On supported devices, you will see the following patch when you
check for updates:
2021-07 Cumulative Update for Windows 10 Version 20H2
for x64-based Systems (KB5004237)
Download Links for Windows 10 KB5004237
Windows 10 KB5004237 Direct Download Links: 64-bit and
To download updates using Microsoft Update Catalog, simply
open the above link and locate the Windows 10 edition/version
applied to your desktop. You can find your device configuration
by visiting Settings > System > About. Once you’ve
located the correct edition/version, click on the “Download”
The download button will open a new window with a .msu link and
you can paste it into another tab to start the download.
Windows 10 KB5004237 (Build 19043.1110) Full Changelog
- News and Interests blurry widget has been fixed.
- Broken taskbar and system tray icons bug has been fixed.
- Microsoft has fixed performance issues caused by
- PrintNightmare bug has been fixed.
- Printing issue has been fixed.
As you’re probably aware, Windows 10’s latest monthly security
updates have an issue with the taskbar. This problem was first
Microsoft enabled News and Interests feed for everyone, and
it affects users running May 2021 Update, October 2020 Update
and May 2020 Update, and the retired November 2019 Update
According to reports and Microsoft’s documentation, the news
and interests button in the Windows taskbar
might have blurry text. In addition to blurry text, icons
may not render properly for other apps, such as To-Do, Chrome,
Although there’s no mention of a fix for broken taskbar icons
bugs in the release notes, in our tests we observed that
Microsoft has finally patched this bug. For those unaware, that
taskbar bug also corrupted the system tray icons, including
notification center and calendar flyout.
Affected users reported that the taskbar icons can vanish
entirely due to the buggy updates, impacting the performance of
some apps and Windows 10 features, such as sound and
As of July 12, Microsoft hasn’t officially acknowledged the
taskbar problems, but if you have these issues, installing
today’s cumulative update should help.
If you continue to have taskbar issues, you can change the
location of the taskbar and move it to the top of the screen.
Or you can also play with the Settings > System > Display
> scaling settings. For example, make sure that you use the
‘recommended’ option for your scaling settings.
You can also try re-enabling News and Interests feed.
With today’s security update, Microsoft has finally fixed a bug
that caused frame rate problems for PC gamers. The problems
came from security updates released in March, with several
users reporting that they were seeing stuttering and frame
rates lower than expected.
Some users fixed this by installing the recent cumulative
updates and others rolled back to older versions.
Windows 10 Build 19043.1110 cumulative update finally addresses
a multitude of gaming issues affecting recent versions of
Windows. Microsoft has also fixed issues that could result in a
Blue Screen of Death (BSOD) for some users.
According to the official release notes, Microsoft is not aware
of any new issues, but we’ll update this article if we come
across a new critical bug.