Windows 10 KB5021089 Failed to Install? How to Fix It?

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How to hole KB5021089 grounded to install connected Windows 10? If you are looking for solutions to this error, you travel to nan correct place. This station from MiniTool Partition Wizard provides respective feasible solutions to thief you get free of this error.

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Windows 10 update KB5021089 was released connected Dec 13, 2022, it is nan cumulative update for .NET Framework 3.5, 4.8, and 4.8.1 for Windows 10 Version 22H2. It chiefly improves nan security, quality, and reliability of Windows 10 22H2.

However, immoderate individuals whitethorn brushwood errors while attempting to instal this update. For instance, a personification connected posted this:

Its Jan 17 2023 and since Dec 16 2022 Win 10 KB5021089 Cumulative Update for 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2 fails to instal complete and complete nary matter what I do...what americium I expected to do? ...Really request immoderate advice/assistance and acknowledgment successful advance.
KB5021089 grounded to install

Have you besides encountered nan Windows 10 KB5021089 grounded to instal issue? If so, conscionable proceed reading.

Fix 1. Disable Third-Party Security Program

Third-party information programs often falsely artifact Windows update installation files and past origin nan updates to fail. So, if you neglect to instal KB5021089 connected your PC, which uses a third-party information programme to protect your information from viruses and threats, you tin effort temporarily disabling nan third-party information programme to hole nan error.

Fix 2. Run nan Windows Update Troubleshooter

Windows update troubleshooter is simply a useful measurement to hole update-related errors. So, you tin besides usage it to hole nan Windows 10 KB5021089 fails to instal issue. Here’s nan way:

Step 1. Press the Win + I keys to unfastened nan Settings window.

Step 2. Navigate to Update & Security > Troubleshoot, and past click Additional troubleshooters.

Step 3. Then, prime Windows Update, and click Run nan troubleshooter.

Step 4. Once done, update again and cheque if nan Windows 10 KB5021089 tin beryllium installed successfully.

The Background Intelligent Transfer Service (BITS) and Windows Update services that tally successful nan inheritance of your PC are related to downloading and installing updates. If immoderate of them are encountering issues, you whitethorn brushwood update errors, for illustration nan KB5021089 grounded to instal issue.

In this case, you tin effort restarting nan services by pursuing nan steps mentioned beneath to resoluteness this issue:

  1. Open nan Run window, type “services.msc”, and past property Enter.
  2. In nan Services window, double-click Windows Update from nan list.
  3. From nan Startup type field, prime Automatic from its drop-down menu.
  4. Go to nan “Service status” and click connected Start.
  5. Then, click Apply and OK to prevention nan changes.
  6. Next, do nan aforesaid operations pinch Background Intelligent Transfer service.
  7. Once done, restart your PC and cheque if you fixed nan Windows update correction 0x8024a22d successfully.
restart Background Intelligent service

Fix 4. Manually Install nan Latest .NET Framework

As nan usability of nan Windows 10 KB5021089 is for .NET Framework 3.5, 4.8 and 4.8.1, you tin effort manually installing nan latest .NET Framework to lick nan KB5021089 fails to instal issue. To do that, you tin do arsenic follows:

  1. Press Win + S to unfastened nan Search window, type “control panel”, and click Control Panel nether Best Match.
  2. Make judge to group View by arsenic Category.
  3. Select Programs, and click Turn Windows features connected aliases off.
  4. Next, prime nan .NET Framework options and click OK.
install nan latest .NET Framework


You tin besides spell to nan official website for .NET Framework, prime nan .NET Framework type you need, and click Runtime to download it connected your PC.

Fix 5. Manually Install KB5021089

You tin besides effort going to nan Microsoft Update Catalog to download nan Windows 10 KB5021089 update and past manually instal it to hole nan error. Here are nan elaborate steps:

  1. Open your browser, and past navigate to Microsoft Updates Catalog.
  2. Type “KB5021089” successful nan hunt container and property Enter.
  3. Find nan record that matches your device’s System type.
  4. Then, click Download.
  5. Click nan links successful nan pop-up model to commencement downloading nan installation package.
  6. Double-click nan execute record and travel nan on-screen instructions to complete nan installation.

Fix 6. Run SFC and DISM

Corrupted strategy files tin besides origin nan Windows 10 KB5021089 fails to instal issue. In this case, you tin tally SFC and DISM by doing nan pursuing to hole nan error:

Step 1. Open nan Run window, type “cmd” and property Ctrl + Shift +Enter to tally Command Prompt arsenic administrator.

Step 2. Type “sfc /scannow” and property nan Enter key.

Step 3. Once done, restart your machine to cheque if nan correction is fixed. If not, proceed by initiating a DISM scan. Here’s nan commands for DISM.

DISM.exe /Online /Cleanup-image /Scanhealth

DISM.exe /Online /Cleanup-image /Checkhealth

DISM.exe /Online /Cleanup-image /Restorehealth

Fix 7. Clean nan Component Store

Some group study that cleaning nan constituent shop hole KB5021089 grounded to instal rumor successfully. You tin besides person a try. Here’s nan guide:

  1. Run Command Prompt arsenic administrator.
  2. Type “Dism.exe /online /Cleanup-Image /StartComponentCleanup” and property Enter.
  3. After nan process is complete, cheque if nan KB5021089 grounded to instal again.


If nary of nan supra solutions tin thief you hole nan Windows 10 KB5021089 fails to instal issue, you tin effort performing an In-Place Upgrade.

Further Reading:

Insufficient retention abstraction tin besides origin nan update failure. So, if location are conscionable a small retention abstraction your PC, you tin usage MiniTool Partition’s Space Analyzer aliases Extend Partition features to get much free space. In addition, this feature-rich disk head tin besides thief you cheque disk errors and bad sectors, partition difficult drive, convert MBR to GPT, do data recovery, and truthful on.

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In Conclusion

How to hole KB5021089 grounded to instal connected Windows 10? After reference this post, you tin get 7 effective solutions to get free of this error.

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