This video covers troubleshooting MSIX packages that report that their certificate has expired. It also goes over the process of fixing an expired certificate.
https://techcommunity.microsoft.com/t5/video-hub/msix-app-attach-troubleshooting-expired-certificates/m-p/2592519#M1329 https://techcommunity.microsoft.com/t5/video-hub/msix-app-attach-troubleshooting-expired-certificates/m-p/2592519#M1329 2021-07-27 18:06:40Z