​Hello community, Just a couple of days ago, I started facing this issue in my tenant when trying to add a Power App as a Teams channel tab in Teams. “This app does not exist, or you do not have access to it. Please contact an administrator.” I am the global admin so it’s not a permission issue. This happens across all teams, channels, users and apps in our tenant. We have seen the same thing happening in other tenants too. These are Power Apps created from the maker portal () and added to Teams. No issues in the past, this started happening all of a sudden. Has anybody else faced the same issue?  Read More

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