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Windows 10 KB4464218 or KB4464217 update failed to install

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Microsoft recently releases Windows 10 cumulative update KB4464217 for fall creators update (OS Build 16299.666) and update KB4464218 for April 2018 update (OS Build 17134.286) that addresses an issue that causes the Program Compatibility Assistant (PCA) service to have excessive CPU usage. And ships security patches for Internet Explorer, Microsoft Edge, Microsoft scripting engine, Microsoft Graphics Component, Windows media, Windows Shell, Windows Hyper-V, Windows datacenter networking, Windows virtualization and kernel, Windows Linux, Windows kernel, Microsoft JET Database Engine, Windows MSXML, and Windows Server. But it appears to be causing headaches for users. Some users are reporting that the new update KB4464218 or KB4464217 download stuck at 0% or at 99%. for some others, Windows 10 KB4464218 or KB4464217 update failed to install.

Cumulative update KB4464217 for windows 10 version 1709 failed to install

Several users in Microsoft community forum said that the KB4464217 fails to install. Some other users report reveals that “the update downloads, but won’t finish installing,” eventually failing with error 0x800706be.
There were problems installing some updates, but we’ll try again later. If you keep seeing this and want to search the web or contact support for information, this may help: 2018-09 Cumulative Update for Windows 10 Version 1709 for x64-based Systems (KB4464217) – Error 0x800700d8″

Windows 10 KB4103727 update failed to install
Windows 10 KB4103727 update failed to install

Cumulative update KB4464218 for windows 10 version 1803 failed to install




The same thing happens with windows 10 April 2018 update Systems. Users report windows 10 Cumulative update KB4464218 download and install successfully and on next reboot it shows Last update failed to install with Error code 0x800f0900 and 0x80070005

Windows 10 KB4464218 update
Windows 10 KB4464218 update

Fix Windows 10 cumulative update installation issues

If Windows 10 update KB4464218 and KB4464217 stuck during download at 0% or 99% or completely failed to install, it might be that something went wrong with the file itself. Clearing the folder where all of the update files are stored will force Windows Update to download fresh files. This is the best fix you must try to fix almost every Windows update related problem. Before cleat these files first of all.

Disable Antivirus & start windows into clean boot State

Disable Any security software or antivirus protection ( if installed ), search for updates, install the available updates and then turn on your antivirus protection.

Clean booting your computer may also help. If any third party software causing confliction to download & install windows updates. Here’s how to do this:

  1. Go to the search box > type msconfig.
  2. Select System Configuration > go to Services tab.
  3. Select Hide all Microsoft services > Disable all.

Go to Startup tab > Open Task Manager > Disable all the unnecessary services running there. Restart your computer and check for updates,

Clear Buggy update files

If disable Security application & perform clean boot didn’t fix the problem still windows update failed to install or stuck downloading. Then lets fallow steps below to clear the buggy updates files which may be causing the issue.

First of all we need to stop the windows update service, to do this open command prompt as administrator, execute command net stop net stop wuauserv to stop windows update service. Then type net stop bits to stop background intelligent transfer service.

Then Go to the following location. C:\Windows\SoftwareDistribution\Download

delete buggy update files
delete buggy update files

Delete everything in the folder, but do not delete the folder itself. To do so, press CTRL + A to select everything and then press Delete to remove the files. Again use net start wuauserv and net start bits to restart the services which you previously stopped.

Run windows update Troubleshooter

After clear Buggy update files simply run the windows update troubleshooter to check and fix if any other problem prevents windows update to download and install. You Can run the update troubleshooter from Settings ( Windows + I ) Then click on update & Security. Here on left panel select troubleshoot,  windows update and run the troubleshooter as shown image below.

Run windows update troubleshooter
Run windows update troubleshooter

Wait few minutes and let windows update troubleshooter Diagnose and fix the problems if there any. After that Restart windows and now check for updates from settings -> update & security -> windows update and check for updates. I am sure this time windows update install successfully without any error or update download stuck.

Install Windows Update manually

If all the above solutions fail to fix the problem, still windows update stuck downloading or fails to install then let’s install windows updates manually. Visit the Windows 10 update history webpage where you can notice the logs of all the previous Windows updates that have been released.

For the most recently released update, note down the KB number.

Now use Windows Update Catalog Website to search for the update specified by the KB number you noted down. Download the update depending on if your machine is 32-bit = x86 or 64-bit=x64.

(As of 18 September 2018 – KB4464218 is the latest patch for Windows 10 April 2018 Update, and KB4464217 is the latest patch for Windows 10 Fall Creators Update).

Open the downloaded file in order to install the update.

That’s all after installing the updates simply restart the computer to apply the changes. Also If you are getting windows update stuck while upgrade process simply use official media creation tool to upgrade windows 10 version 1803 without any error or problem.

Did above solution helps to resolve windows update installation problem? Share your feedback on comments below. Also, Read Cumulative update KB4284835 update Fixes Black Screen Bug in Windows 10 April 2018 Update.

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