"No certificate found with the supplied thumbprint" after moving to new machine

Nathan Sokalski 4,111 Reputation points
2020-07-30T17:10:02.297+00:00

I recently moved to a new development machine (Surface Book i7 to Surface Pro 7). Both machines have Windows 10 Pro and Visual Studio 2019 Community with the latest updates. However, when trying to create the app packages for an app using the new machine, I receive the following message:

No certificate found with the supplied thumbprint: 95CAFBC04594AC4DE75DBB916284F81082827D62

The Solution & Projects are on an SDXC drive, so they did not even need copied when I moved to the new machine. The app is associated with the store, and I was able to create the app packages when it was on the previous machine. Some of the stuff I have found online seem to imply that the certificate needs regenerated when moving to a new machine, but nothing I have been able to find seems to have clear instructions on how to do this. I pretty much need step by step instructions on how to create a new certificate (and remove the old one if it is not removed automatically). Can anybody tell be what I need to do to get rid of this message so I can create my app packages? Thanks.

Developer technologies | Universal Windows Platform (UWP)
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  1. Fay Wang - MSFT 5,226 Reputation points
    2020-07-31T06:37:54.697+00:00

    Hello,

    Welcome to Microsoft Q&A!

    After moving to a new machine, you need to re-bind the certificate under the packaging tab of package.appxmanifest file. Double-click appxmanifest file -> Packaging tab-> click Choose Certificate button. If you already have existing certificates locally, you can select one, or create a new certificate.

    4 people found this answer helpful.

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