The sixth cumulative update of the year is now heading to PCs
running Windows 10 version 21H1, 20H2, and version 2004. The
update is available via Windows Update, WSUS, and Catalog. The
company has also published direct download links for Windows 10
KB5003637 offline installers.
KB5003637 is all about security fixes, but you can also expect
quality improvements and News and Interests feed on your
taskbar. Patch Tuesday release usually includes the majority of
non-security updates that were introduced in the last optional
update, so if you skipped the optional patch, you can also get
those fixes by downloading today’s update.
As always, the build number depends on the version of your
Windows 10 installation. For example, if you’ve upgraded to
version 21H1, you’ll be getting Windows 10 Build 19043.1052
with quality improvements, reduced memory usage, and support
for taskbar feed.
For those still stuck on version 20H2 (October 2020 Update),
the system will advance to Windows 10 Build 19042.1052 after
applying the latest update. If you check for updates today, you
will see the following cumulative update on your screen:
2021-06 Cumulative Update for Windows 10 Version 21H1
for x64-based Systems (KB5003637)
2021-06 Cumulative Update for Windows 10 Version 20H2
for x64-based Systems (KB5003637)
Download Links for Windows 10 KB5003637
Windows 10 KB5003637 Direct Download Links: 64-bit and
If you’re unable to download the patch via Windows Update,
simply head to the links highlighted above. On Microsoft Update
Catalog, locate the Windows 10 edition and version installed on
your PC, and click on the “Download” button.
If you don’t know the version and edition of Windows, open the
Settings app and navigate to System > About. Scroll down a
bit and you’ll see the build, edition, and version information.
After verifying the configuration, click on the “Download”
button to launch the download window. Copy the .msu link and
paste it into another tab to start the download.
Windows 10 KB5003637 (Build 19043.1052) Full Changelog
- News and Interests feed is now enabled for everyone.
- News and Interests taskbar setting updated with new
- Fixes issues caused by News and Interests feed.
- Fixes memory leak bug.
- Fixes issues with Your Phone app.
Windows 10’s News and Interests feature was first announced
in January and it started rolling out to consumers in April.
With today’s update, Microsoft says it has enabled the feature
For those unaware, the idea behind the new taskbar feed feature
is to relevant information about what’s happening in the world
by enabling Microsoft News (MSN) integration. In addition to
MSN feed, News and Interests is also capable of showing local
weather, finance widget, etc.
If it feels like another piece of bloat and you don’t want and
wish it could go away, you can now easily customize the feed
and turn off the “hover” feature or even disable the feed
To do improve News and Interests experience, you can open the
taskbar menu (right-click anywhere on the blank area) and
select the “Open on hover” option on the News and interests
menu. This will turn off the hover effect.
Windows 10 Build 19043.1052 also improves the news and
interests hover experience and it will no longer launch on its
In addition to News and Interests, Windows 10’s June update
also addresses an issue that might prevent users from opening
apps pinned to the taskbar using Microsoft Your Phone app.
As mentioned at the outset, Microsoft has fixed the memory leak
issue in ctfmon.exe, a process used by Microsoft Office and
some other apps with an editable box. In theory, this bug fix
will help with high memory usage bug, but it depends on the
configuration of the device.
Microsoft is currently not aware of any new issues in the