0x80070661: How to Fix This Windows Update Error

Your WSL could be corrupted so reinstall it to resolve this error

5 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Did you know aside from updating Windows via the built-in update tool, you can also do so via the command line? It’s a common workaround when one fails, but what do you do when both fail?

This is the latest headache for Windows users as they try to update Windows Subsystem for Linux. You’ll get the error 0x80070661 via Windows Update and an error message that says 0x80070661, this processor type does not support this installation packagevia the command line.

The WSL software is a critical update, especially for those who like to test other OSes on Windows, so here’s a breakdown of how to resolve this error.

What is error 0x80070661 this processor type does not support this installation package?

The error 0x80070661 is related to theWindows Subsystem for Linuxapplication, which allows you to run other operating systems in Windows without the need for a virtual machine. While you can download it from the Microsoft Store, it needs other components to run.

For instance, once you’ve downloaded it from the Microsoft Store, you’ll need to run Windows Update to install necessary bug fixes and updates. In short, the two go hand-in-hand, so you may get the error 0x80070661.

Now, onto thethis installation package is not supported by this processor typemessage. This indicates that the WSL system and your processor are incompatible. The program may have been working well, but suddenly, it is no longer supported.

This should not be a cause for alarm. As certain programs are updated, they become incompatible with older software.

For instance, your WSL may have been upgraded to a newer version, but if your Windows is outdated, there may be a miscommunication between the two software.

How can I fix error 0x80070661?

A few preliminary checks to perform before any technical troubleshooting include:

1. Run the Windows Update troubleshooter

2. Run the program install and uninstall troubleshooter

3. Reset Windows update components

4. Reinstall WSL

You can also download the update manually from theMicrosoft Update Catalog. Someusers reporteda success story after going this route, so if all the steps above fail, this might be it for you.

We also advise you to get one of theWindows Update repair tools, which can fix errors such as 0x80070661 slightly faster.

That brings us to the end of this guide but do share with us any observations you may have made regarding this error in the comment section below.

0x80070661: How to Fix This Windows Update Error#

What is error 0x80070661 this processor type does not support this installation package?#

How can I fix error 0x80070661?#

1. Run the Windows Update troubleshooter#

2. Run the program install and uninstall troubleshooter#

3. Reset Windows update components#

4. Reinstall WSL#