Go to GameObject -> Vuforia Engine -> Model Targets -> Model Target to create a ModelTarget GameObject in your scene. In the scene hierarchy window, choose the newly created GameObject. Select your imported Advanced Model Target database from the Database dropdown menu in the Inspector window.

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I download the `Vuforia Core Samples' via Unity Asset Store.

But I can not find something like switch database in runtime.

Do I missing something

Hello,

I suggest you download and review the source code our Model Targets Test App as it provides functionality for a similar use case.

Kind regards,

Dave Downing

Vuforia Engine Technical Support