Why did my keyboard stop working on Lenovo Yoga after Windows 10 upgrade?

Hi Jeanne,

Thank you for posting your query on Microsoft Community.

I appreciate your interest in Windows 10. We sincerely regret for the inconvenience caused.

Let us follow the below methods and check if it helps:

Method 1:

Please follow the steps to run hardware troubleshooter on the computer and check if that helps you:

a) Press Windows and X key together and select Control Panel.

b) Click on Troubleshooting.

c) Click on View all option on the left side of the Windows.

d) Click on Hardware and Devices option.

e) Click on Next and follow the onscreen instructions to troubleshoot the issue.

Now check if it the issue persists.

Method 2: I suggest you to update the keyboard drivers and check if it helps:

I suggest you to update the keyboarddrivers from device manager:

a. Press “Windows + x” keys 

 b. Click on device manager.

c. Search for the keyboard drivers and right click the keyboard driver listed and click update

d. Click update driver, restart the computer and check if that helps you.

Please let us know the status of the issue to assist you further.

Thank you.

Performed  per instructions for #1 - found unknown devices, was unable to fix.

Performed per instructions for #2 - all drivers for keyboards were already up-to-date.