Modifying Power Apps added to Teams manifest / description

Hello community,

I am using Power Apps developed in browser that are embedded to Teams. Before adding to Teams, Power Apps gives me an option to edit the app description, which will available in the app manifest.

There is a problem though that is getting a lot of complaints by our end-users... When hovering over the app, it pops out this app information text where the app description is displayed BUT there is always this default Power Apps introduction below it (highlighted in the image below):