Windows 10: Realtek - Extension - 9.21.3690.464 show downloading error?

I use Windows 11 and this morning I got some notifications that I needed to download some RealTek extensions but they are not working, The three are:Realtek - Extension - 9.21.3690.427Install error - 0x80070103Realtek - Extension - 9.21.3690.427Install error - 0x80070103Realtek Semiconductor Corp. - Extension - 6.0.9366.1Install error - 0x80070103Does anyone know why this is happening and if the update it legit or not?Moved from [Outlook / Outlook for Windows / For business]

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RealTek Extension Downloads Not Working

I use Windows 11 and this morning I got some notifications that I needed to download some RealTek extensions but they are not working, The three are:

Realtek - Extension - 9.21.3690.427

Install error - 0x80070103

Realtek - Extension - 9.21.3690.427

Install error - 0x80070103

Realtek Semiconductor Corp. - Extension - 6.0.9366.1

Install error - 0x80070103

Anyone know why this is happening and if the update it legit or not?

 

How do I resolve Realtek Semiconductor Corp. - Extension - 6.0.9433.1 Install error - 0x80070103?

The error code 0x80070103 typically indicates that a driver update is being offered by Windows Update, but it's either already installed or not applicable to your system.

To resolve this issue, you can try the following steps:

1. Check for any pending Windows updates: Go to Settings > Update & Security > Windows Update, and click on "Check for updates." If there are any pending updates, install them first and then check if the Realtek Semiconductor Corp. - Extension update error is resolved.
   
2. Manually install the Realtek driver: You can try downloading the latest Realtek driver from their website and manually installing it. Make sure to choose the correct version of the driver that matches your system's specifications.
   
3. Hide the Realtek update: If the above steps do not work, you can try hiding the Realtek update so that it does not show up in Windows Update. To do this, go to Settings > Update & Security > Windows Update > View update history > Uninstall updates. Find the Realtek Semiconductor Corp. - Extension update in the list, right-click on it, and select "Hide update."
   

Hopefully, one of these steps will help you resolve the Realtek Semiconductor Corp. - Extension - 6.0.9433.1 Install error - 0x80070103.

Let Me know If You Need Any Further Help.

 

Realtek Extension Errors

Hi dia.1126,

I am , a fellow Microsoft user like you.

I understand that you're facing issues with Realtek Extension errors while trying to update your new laptop. Here are a couple of troubleshooting steps you can try:

Run Windows Update Troubleshooter –

> Open Settings by pressing Win + I.

> Go to Troubleshoot > Other trouble-shooters > Most frequent > Windows Update.

> Run the troubleshooter, and it will automatically detect and fix any issues with Windows Update files.

Rollback the Realtek audio driver –

> Press the Win + R keys together to open the Run dialog.

> Type in devmgmt.msc and hit Enter to launch the Device Manager.

> Expand the "Sound, video, and game controllers" section.

> Right-click on the Realtek driver and select Properties.

> In the Properties window, go to the Driver tab and click on the "Roll Back Driver" button.

> Wait for the driver to revert to the previous version, then close the Device Manager.

> Restart your PC and try installing the update again.

These steps should help resolve the Realtek Extension errors you're encountering. If the issue persists, please let me know, and I'll be happy to assist you further.

Best regards,