Windows 10: usbvideo.inf: Signature cannot be verified.

I am trying to get a USB webcam to work for our CIO's laptop. The webcam was previously working but now isn't.The webcam should work just with the generic Microsoft drivers, and it does on my machine. Both machines are pretty freshly deployed. The issue with the non-working laptop is that the generic, Microsoft provided drivers are failing a signature validation, which shouldn't happen with these built-in generic drivers. The exact same drivers are working fine on another laptop. The vendor does not provide Windows 11 drivers, but the generic MS drivers should work fine.To try to repair what I

:)

 

third party inf does not contain digital signature

Follow these steps:

1. Go to Settings > Update & security > Recovery > Advanced startup > Restart now.
2. Choose Troubleshoot > Advanced options > Startup Settings > Restart > F7 or 7.

Once it restarts, you may now install any third party drivers. Note that the next time you device restarts, driver signature enforcement will be enabled again.

 

Adding signature...

Hi kathy,

Welcome to Microsoft Community and thank you for your interest in Windows 10.

I will definitely assist you, as per your query.

Please follow the below steps to add signature on mail app.

Step 1.

• Go the browser and open Outlook.com and log-in on the email.
• Click on gear box go to option.
• Locate for the Formatting, font and signature and click on it.

Once you create the signature go to mail app to turn on the signature option. Follow the below steps:

Step 2.

• 
  Open the mail app click on
  gear box.
  
• 
  Now click on option and turn on the
  signature option.
  

Hope this helps. If you need further assistance with Windows, let us know and will be glad to help.

 

Custom Signature in Mail??

Hi Eric,

Thank you for posting in Microsoft community.

1. Are you using outlook or other third party app?

If you are using mail app I suggest you to follow the steps below.

• Go to mail app.
• Tap on Switch to Setting icon on bottom left.
• Go to options.
• Turn on Signature; Choose the Signature you like.

Hope this helps. If the issue remains unresolved, please get back to us and we would be happy to help.

Thanks.