Windows 10 Error 0x80070643 (KB5034441 Failed to install) | Troubleshoot windows update error 2024

Windows 10 security update (KB5034441) causes 0x80070643 ERROR_INSTALL_FAILURE. This update addresses BitLocker Security Feature Bypass Vulnerability CVE-2024-20666 which allows attackers to access encrypted data. Requires 250 MB of free space in the recovery partition to install successfully, However, if the recovery partition does not have sufficient free space it may cause Windows update error, 0x80070643 - ERROR_INSTALL_FAILURE

To avoid this error or recover from this failure, Microsoft recommends manually resize your partition to install the WinRE update and then try installing this update.

00:00 How to fix Windows 10 Update KB5034441 Error 0x80070643

Here this video explores how to manually resize your partition to install the WinRE update. fix Error Encountered Windows Update 0x80070643 Windows 10/11 | Fix Windows Update Error.

00:44 Increase the size of the WinRE partition

04:10 Run Windows update Troubleshooter
Running the Windows Update Troubleshooter helps diagnose and fix common update-related issues by scanning your system for problems such as missing or corrupted files, misconfigured settings, or connectivity issues. This automated tool provides a quick and easy solution to common Windows Update errors, making it an essential first step in troubleshooting update problems.

04:25 Reset Windows update cache
Resetting the Windows Update cache involves clearing out the existing cache, forcing Windows to rebuild it from scratch. This process can resolve issues related to stuck or failed updates, as well as error messages indicating problems with the update cache. By resetting the cache, you ensure that Windows has a fresh start when downloading and installing updates, potentially resolving any underlying issues with the update process.

05:07 Repair corrupt system files
Repairing corrupt system files is crucial as they can often be the underlying cause of various Windows Update errors. Tools like the System File Checker (SFC) and Deployment Image Servicing and Management (DISM) help identify and repair any corrupted system files on your computer. By addressing this common cause of Windows Update failures, you can ensure updates install successfully and improve the overall stability and performance of your system.

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[SrikantSahu]

Please follow the steps carefully, and Backup important data

[edwardmmanns]

No way... Microsoft has to do their job. We aren't making tons of money like MS is.

[glassbil.]

Virtual Disk Service error:
The specified shrink size is too big and will cause the volume to be
smaller than the minimum volume size.

What now???

[naronanda]

Amazing video, followed the steps and had no problems. Just in case did a snapshot but was not necessary since it worked. Thanks!

[contrarian]

PSA: MS tells you to shrink the OS partition. Wrong way to describe it. The real goal is to shrink ANY partition (out of however many you have) to release space. Many OEM OS partitions can't be shrunk, so their description will have no effect.

[msklipich]

you expect the common windows user to go through all that? Seriously? This is a MS issue that they need to fix

[mikestix]

I am stuck after partitioning the =250 I don't have a "recovery" partition. Not sure what to do

[FourrierM]

It worked for me, many thanks for the video. Have my subscribe.

[ernesthemingvej]

Thank you man a lot it helps me step by step, 4 months I cant fixed it

[nasarvp]

after follow these steps my D drive lost, is there any way restore my D drive

[akararat]

Use the Minitool Partition program to Move/Resize Partition on C drive and then add space to the Recovery Partition.

[SPNkat]

I followed every step but when I try to run reagentc /enable I get "The Windows RE image was not I followed each step correctly.

[emmanueloyedeji]

I followed the steps and at the sfc /scannow, Windows Resource Protection found corrupt files and successfully repaired them. I guess there nothing else to be done to that. Thanks a lot.

[jaybeaux]

After following all of the instructions, at reagentc / enable I get an error: The Windows RE image was not found. Now what?

[msklipich]

appreciated your effort but there is no way I will attempt as it's advanced knowledge in windows needed

[ferdic]

i have 2 primary partition :( any fix?

[robloxptr]

can anyone explain to me my partion 3 is recovery not primary

[earnwithme]

Guess what???🎉🎉🎉🎉
It works, thank you for elaborate and calm guide

[SimhaReddyVarla]

After following these Steps Not displayed D drive