UnityGame/Library/PackageCache/com.unity.visualscripting/Documentation~/snippets/vs-open-existing-external-code.md

title
open-existing-external-code

Double-click the C# file. Unity opens the file in the program you specified in your preferences, under External Script Editor.

Note

For more information on script editors in Unity, see the Integrated development environment (IDE) support in the Unity User Manual.