How to fix 0x8024a21e Windows update error?

Question

Issue: How to fix 0x8024a21e Windows update error?

Hello. I tries to install updates on my Windows PC but I received the 0x8024a21e error. How could this be fixed?

Solved Answer

Microsoft regularly releases updates for the Windows operating system. They may include new features, bug fixes, and security patches. They are important for keeping the operating system running smoothly and safe from vulnerabilities that hackers can exploit for malicious purposes.[1]

It is recommended to install Windows updates as soon as they come out. However, often people are met with difficulties when trying to do so. Recently, some people encountered the 0x8024a21e error when trying to install updates. It is unknown why exactly this error code appears.

Most of the time, Windows updates fail to install because of corrupted system files, malfunctioning Windows services and update components. In this guide, you will find 7 steps that should help you fix the 0x8024a21e Windows update error. You will also learn how to use the built-in troubleshooter that can automatically fix minor OS problems.

Unfortunately, manual troubleshooting can become a lengthy process. You can try using a maintenance tool like ReimageMac Washing Machine X9 to scan your machine. It can fix most system errors, BSODs,[2] corrupted files, and registry[3] issues. Otherwise, follow the step-by-step instructions below.

How to fix 0x8024a21e Windows update error

Solution 1. Run the Update Troubleshooter

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To repair damaged system, you have to purchase the licensed version of Reimage Reimage.
  • Press the Windows + X keys and go to Settings
  • Go to Update and Security
  • Click Troubleshooter

Run the Update Troubleshooter

  • Select Additional troubleshooters
  • Run the Update troubleshooter
  • Restart

Solution 2. Repair Corrupted System Files

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To repair damaged system, you have to purchase the licensed version of Reimage Reimage.

Use Command Prompt commands to repair system file corruption:

  • Open Command Prompt as administrator
  • Use the following command and press Enter:
    sfc /scannow

Repair Corrupted System Files

  • Reboot your system
  • If SFC returned an error, then use the following command lines, pressing Enter after each:
    DISM /Online /Cleanup-Image /CheckHealth
    DISM /Online /Cleanup-Image /ScanHealth
    DISM /Online /Cleanup-Image /RestoreHealth

Solution 3. Delete Files in the SoftwareDistribution Folder

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To repair damaged system, you have to purchase the licensed version of Reimage Reimage.
  • Press Windows key + R to open the Run command box
  • Type services.msc and click OK
  • In Services control panel locate the Windows Update service
  • Right-click on Windows Update service and select Stop

Delete Files in the SoftwareDistribution Folder

  • Now open Windows Explorer and navigate to: C:\Windows folder
  • Find the SoftwareDistribution folder and Delete its contents

Solution 4. Reset Services used by Windows Updates

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To repair damaged system, you have to purchase the licensed version of Reimage Reimage.
  • Press the Windows key + R to open the Run box
  • Type cmd and press Ctrl + Shift + Enter to open up an elevated Command Prompt
  • If you’re prompted by the User Account Control (UAC), click Yes at the window
  • Type the following commands and hit Enter after each one:

SC config trustedinstaller start=auto

SC config bits start=auto

SC config cryptsvc start=auto

Reset Services used by Windows Updates

  • Perform a system reboot and check if the issue persists

Solution 5. Install the Update Manually

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To repair damaged system, you have to purchase the licensed version of Reimage Reimage.

Whenever Windows updates fail to install automatically, you can always try doing it manually. First, you need to find out which KB number is relevant to you.

  • Right-click Start button and pick Settings
  • Go to Update & Security
  • On the right, locate and click View update history

View update history

  • From the list, note the KB number that fails to install with the error code
  • Go to Microsoft Update Catalog page, type in the KB number and press Search

Microsoft Update Catalog

  • Download the update and install it manually

Solution 6. Reset Windows Update Components

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To repair damaged system, you have to purchase the licensed version of Reimage Reimage.
  • Open Command Prompt as administrator again
  • Copy and paste the following commands, pressing Enter after each:
    net stop bits
    net stop wuauserv
    net stop appidsvc
    net stop cryptsvc
    Del “%ALLUSERSPROFILE%\Application Data\Microsoft\Network\Downloader\*.*”
    rmdir %systemroot%\SoftwareDistribution /S /Q
    rmdir %systemroot%\system32\catroot2 /S /Q
    regsvr32.exe /s atl.dll
    regsvr32.exe /s urlmon.dll
    regsvr32.exe /s mshtml.dll
    netsh winsock reset
    netsh winsock reset proxy
    net start bits
    net start wuauserv
    net start appidsvc
    net start cryptsvc

Reset Windows Update Components

  • Restart your PC

Solution 7. Repair Install Windows

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To repair damaged system, you have to purchase the licensed version of Reimage Reimage.
  • Download the Windows 10 ISO file
  • Now mount the ISO file
  • Double-click on the file setup.exe to start the repair, install from the mounted drive
  • When the installation provides the License Terms, read them and click Accept

Repair Install Windows

  • Windows 10 will now check for updates and will install the ones available
  • When all is set, click Install
  • When the installation is complete, follow the on-screen instructions

Repair your Errors automatically

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This patented repair process uses a database of 25 million components that can replace any damaged or missing file on user's computer.
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Prevent websites, ISP, and other parties from tracking you

To stay completely anonymous and prevent the ISP and the government from spying on you, you should employ Private Internet Access VPN. It will allow you to connect to the internet while being completely anonymous by encrypting all information, prevent trackers, ads, as well as malicious content. Most importantly, you will stop the illegal surveillance activities that NSA and other governmental institutions are performing behind your back.

 

Recover your lost files quickly

Unforeseen circumstances can happen at any time while using the computer: it can turn off due to a power cut, a Blue Screen of Death (BSoD) can occur, or random Windows updates can the machine when you went away for a few minutes. As a result, your schoolwork, important documents, and other data might be lost. To recover lost files, you can use Data Recovery Pro – it searches through copies of files that are still available on your hard drive and retrieves them quickly.

 

About the author
Ugnius Kiguolis
Ugnius Kiguolis - The problem solver

Ugnius Kiguolis is the founder and editor-in-chief of UGetFix. He is a professional security specialist and malware analyst who has been working in IT industry for over 20 years.

Contact Ugnius Kiguolis
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