To make your operating system more reliable and smoothly, Microsoft releases some updates on a regular basis.
However, the update process might be beyond expectation.
For example, KB5034685 fails to install or gets stuck.
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Luckily, this post fromMiniTool Websitewill walk you through on how to address KB5034685 installation failure.
After checking for updates via Windows Update, this update will download and install on your system automatically.
However, the updating process might fail or seem to gets stuck for hours.

What triggers KB5034685 not downloading and installing?
Usually, damaged system files, unstable internet connection, insufficient disk space, software conflicts are to blame.
it’s possible for you to find some simple and viable workarounds in the following paragraphs.

What if KB5033920 fails to install on Windows 11?
In this post, you might find all the answers you want.
How to Download and Install KB5034685 Manually?

Go to theWindows Update Catalogpage and search for KB5034685.
Choose the update according to the system requirements of your PC and hit theDownloadbutton beside it.
Heres how to do it:
Step 1.
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Scroll down in the service list to findWindows Updateand right-punch it to chooseRestart.
If it is already running, stop it and then restart it.
Repeat the process forBackground Intelligence Transfer ServiceandCryptographic.

When KB5034685 fails to install, you might consider running this tool.
To do so:
Step 1.
In the parameters menu, findUpdate & Securityand hit it.

In theTroubleshoottab, click onAdditional troubleshooters.
Click onWindows Updateand hitRun the troubleshooter.
What if Windows Update Troubleshooter doesnt work as intended?

In this article, you will find multiple solutions to this annoying issue.
Once these files are corrupted or missing without your knowledge, KB5034685 installation failure might also appear.
Heres how to detect and repair system file corruption:
Step 1.
RunCommand Promptas an administrator.
After the process is done, spin up the following commands one by one.
DISM /Online /Cleanup-Image /CheckHealth
DISM /Online /Cleanup-Image /ScanHealth
DISM /Online /Cleanup-Image /RestoreHealth
Step 4.
To exclude their interference,performing a clean bootmight do the trick.
Here s how to do it:
Step 2.
Typemsconfigand hitEnterto launchSystem Configuration.
Under theServicestab, tickHide all Microsoft servicesand hitDisable all.
Under theStartuptab, hitOpen Task Manager.
Then, right-press all the enabled items and disable them one by one.
Return toSystem Configurationand save all the changes you have made.
After following the guidelines below, you might have no problems downloading and installing KB5034685.
Hope it’s possible for you to always enjoy the best system performance.