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Proceed as described for steps 2–3 of the simple conversion above.

For this example, we are using the deprecated PlatformerGame sample project. In such cases, only a partial conversion will be performed, and you will be given the opportunity to finish the conversion process manually in Visual Studio.įor a complex conversion, follow the steps below:Īs with a simple project conversion, begin by finding your project. If UE4 succeeds at the automatic conversion process, your project will open in the editor.Ĭonverting a complex project is similar to converting a simple one, except that UE4 is unlikely to be able to generate the full code for the project, especially if custom C++ code or Blueprints are used. Attempting to do so will fail.Īs soon as you click Open a copy (or Convert in-place), UE4 will attempt to automatically generate the code for your project files in the newer version of the engine.

Once you update a project to a newer version of Unreal Engine, you won't be able to open it in an older version.