Today, Microsoft updated the list of features and technologies that were obsolete in the windows 10 may 2020 (20h1 / version 2004) feature update. The new member of the list is the connect app, which can be used to connect to wireless displays.
wrote in the list details :" Connect uses Miracast for wireless projection is no longer the default installation but is provided as an optional feature. Click
It's not clear if there will be an alternative user interface to connect to the wireless display, but if you need the feature, you can still access the settings