How to fix KB5016629 fails to install Windows 11

In our previous blog we have been discussed about KB5016616 fails to install and here in this article we will discuss about one of the most recent Windows Updates and that is KB5016629. This update was made to resolve issues with Start Menu that several users experience. And undoubtedly it is one of the most crucial updates for safety purpose. But unfortunately a large number of users claimed that they are facing issues when they try to install the KB5016629 update. They have also shared that KB5016629 fails to install Windows 11 without any reasons. It is quite disappointing that users often stuck while installing latest Windows Update and there is no particular reason why it happens.

But as per some verifies sources and based on some user’s experience, we assume that malfunctioning of hardware and windows services leads to this frustrating error. But don’t worry and take a chill Pill if you are also stuck with the same. We have gathered some effective methods to resolve the issue, so without any further delay let’s gets started with the discussion.

How to Resolve KB5016629 fails to install Windows on 11

Method 1: Switch Google DNS

In the very first method we suggest you to change the DNS Address or just switch to Google DNS to fix the issue, to do so follow the below mention guidelines:

Step 1: On your keyboard press Windows + R keys>then type in ncpa.cpl and click on OK to open the network connection window

Step 2: Then locate and right-click on your active network adapter, select Properties>select Internet Protocol Version 4 (TCP/IPv4) then click on Properties

Step 3: After that select radio button, Use the following DNS Server Addresses and set preferred DNS Server, Alternate DNS Server> then click OK and then apply to save the changes and restart your PC.

Step 4: Lastly check for updates.

Method 2: Run SFC Scan

One of the major reasons for facing the above mention error is corrupted system files, in such situation we suggest you to run the SFC Tool to check and repair those corrupted system files.

Here’s how:

Step 1: First of all type in “cmd” in your system search box and then launch Command Prompt window from the top search result (make sure you open it as an administrator)>then type or paste the below mention command to check and repair system files and then press  Enter key

Sfc /scannow

Step 2: Once the process finishes, type or paste the below mention commands to restore repaired files and press Enter

DISM /Online /Cleanup-Image /CheckHealth

DISM /Online /Cleanup-Image /ScanHealth

DISM /Online /Cleanup-Image /RestoreHealth

Step 3: Finally install the update on your system

Method 3: Reset Windows Update Components

In this method we suggest you to reset Windows Update Components as several users claimed success after applying this method. To do so follow the below mention instructions:

Step 1: Press Windows key + S keys together>type cmd and right-click on command prompt and select run as an administrator

Step 2: Then type the below mention commands to stop windows update and its related services Background Intelligent Transfer Services (BITS) and Cryptographic service:

net stop bits

net stop wuauserv

net stop appidsvc

net stop cryptsvc

Step 3: Then press Windows key + E to open file explorer then go to C:\WINDOWS\SoftwareDistribution\Download

Step 4: After that delete all the files and folders under the download folder to do so and press Windows + A keys to select All and then press Del key

Step 5: Again open the command prompt and restart windows update and its related services by using the below mention commands:

net start bits

net start wuauserv

net start appidsvc

net start cryptsvc

Lastly close the command prompt and restart your computer and then check for updates.

Method 4: Run Update Troubleshooter

If you are still struggling with KB5016629 fails to install Windows 11 then you need to run the built-in Windows Update Troubleshooter. This tool will scan for problems that prevent Windows update to install. So follow the below mention steps to proceed:

Step 1: Go to the Start Menu ad tap on Settings menu from the list>then select the System from left pane and click on the Troubleshooter from the right-side menu

Step 2: Now click on Other Troubleshooters, it will display all available troubleshooters list, select window update and then click on Run

Step 3: Windows Update Troubleshooter can automatically detect and fix the issues>once done then restart your PC and see if the issue resolved or not.

Method 5: Download and Install the latest Update Manually

You can try to download and install the update manually and to do so follow the below mention instructions:

Step 1: Go to Microsoft Update Catalog and search for the KB number of the security update that is failing to install>Now save this file to your PC and run it after it finishes downloading

Step 2: Finally Restart your computer to apply the update now run winver command. And check the build number should be windows 11 version 21H2 build 22000.795

Method 6: Go for PC Repair Tool

Well some issues are hard to tackle especially when it comes to corrupted repositories or missing windows files. If you are facing troubles fixing an error, your system may be partially broken. So considering your situation we recommend you a PC Repair Tool to scan your machine and identify what the fault is.

⇑Get PC Repair Tool from Here and Start Repairing⇓


My job is done here and I really hope that you liked the blog and it was helpful for you. Thanks for Reading. Have a Great Day.

Sakshi Anant Author

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