Multiplatform App Option does not exist

In the WWDC20 Video "Introduction to SwiftUI" a new multiplatform app is created at time stamp 0:55. This option does not exist in my Xcode Version 12.0.1 (12A7300). The only possible multiplatform option is "game".

What am I doing wrong?
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Xcode new Mulitplatform project: only Game app choosable

Multiplatform App Option does not exist
 
 
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