Error code 0x80070424  is a Windows error code that appears when a problem occurs with the way the Windows operating system interacts with your network equipment, configuration, or settings. This Windows 10 update error Code 0x80070424 is commonly caused due to the .NET framework installation failure. These are following ways in which you can attempt to correct this windows 11 update error Code 0x80070424.

Error code 0x80070424 

How does this Windows Update Error Code 0x80070424 pop up?
This error code often pops up if the required system files aren’t registered due to which users aren’t able to get their system updated. The error usually occurs while updating your system using

Windows Update Standalone Installer or through
Windows Update located in Settings
Disclaimers: Before you attempt to fix an issue with the Windows Update, we highly recommend you to take a registry backup and create a system restore point as a precaution method. In case if something goes wrong, we can restore your computer to the same stage and fix the issues. (In case if you not sure how to back it up, talk to an expert for assistance.)

This .NET Framework 3.5 for Windows 8 or Windows 8.1 won’t come with pre-installed .Windows 8, Windows 8.1 or Windows 10, and must be separately enabled to run applications that depend on it. To enable the .NET Framework 3.5 in Control Panel to avoid error code 0x80070424.

Note: Make sure you have set the correct Date and time on your computer, try to install pending updates through other available networks. Run windows update troubleshooter.

Solution Steps for Error Code 0x80070424 in Windows 10/11 Update
Control Panel> Programs and Features
Turn Windows features on or off then check .NET framework 3.5 . The pre-requisites should installed
If it is not successful uninstall the KB’s related to .NET framework 3.5 and then re-install them
Restart your computer if needed
If the windows update error code 0x80070424 still exists, follow some more steps to fix the issue and install/upgrade/update your Windows operating system.

You Also Can Try These Solutions to Fix Windows 10/11 Update Error Code 0x80070424 While Updating/Upgrading
Perform a sfc scan so that you can fix potentially corrupted or missing files, most of cases this system file scan fix common issues with file system
To do a restore to healthy previous setup with command prompt to fix potentially corrupted or missing files
Using windows update troubleshooter fix it a tool , this is also a good tool to automatically fix most common issues
By cleaning SDF (Software distribution folder) for a clean slate for Windows Update or renaming so machine itself creates a fresh one in the next update
Resetting PC
Simple SFC Scan method for Common file System Issues to Fix Update Error Code 0x80070424 in Windows 10/11
The system file scanning process is very simple to try while fixing issues with windows issues. Just follow these steps.

Open command prompt in admin mode, to do this Type CMD in windows start menu search and right-click on CMD application to get through Run as admin option
In the command prompt window, type SFC/SCANNOW and press enter
SFC Scan

The scanning process takes some time to return results
Using Restore Health Option to Fix Corrupted Files in Windows 
For most of the serious issues, and to save your time the best way to fix these critical issues is restoring to good healthy partition. Before doing this stop the Windows 10 update services. Open the command prompt as admin (Mentioned above in sfc scan process), Then instead of running sfc scannow command type this following command in the window.

DISM.exe /Online /Cleanup-image /Restorehealth

DISM Scan

After sometime your machine will be restored to a good healthy state. Now you can start your windows updates as usual.

Windows Update Troubleshooter/Fix it Tool
Microsoft has released several fix it tools/patches for most of the Windows updates issues. Depends on your requirement choose a right fix it tool for your issue and run it on your machine. This will help you when there are simple issues like folder missing errors, permissions related issues. Download fix it tool- for WINDOWS 10 click here, for window 7/8/8.1.

SDF Cleaning Method to fix the Windows update Error 
In this method, we clean and recreate the software distribution folder by deleting all temporary files in it.

Go to C:/ drive, then open windows named folder in it
Open SoftwareDistribution folder (SDF)
Open DataStore folder and then delete all files and folders in it
Again go back to the SoftwareDistribution folder, open the Download folder and delete all files in it
Note: While deleting, it may prompt for admin permission. If you are logged in as an admin user. just click on ok to proceed.

Resetting Windows Operating System
Follow this when you have less knowledge in Windows technology about command prompts, files and registry fixing steps.

If you are using windows 10, just type in “RESET PC” in the Cortana search bar(windows start button search) and select RESET PC from the results
Then under the RESET PC, click on get started button to proceed
There are two options to keep your files and complete clean. (You must take back up of your desktop files, pictures, downloads, documents before proceeding to complete clean)
After reset, you may do updates cleanly without any issue. This resetting process takes time so please do it when you don’t have any urgent work with your computer
Finally, If you are still not able to resolve this error, we suggest you to chat with our assured experts. I am sure they will give you the best solutions to resolve this error completely. You can also visit our website for more information.
https://www.winchatsupport.com/0x80070424-windows-update-error/