PBXProject.SetTeamId

Устанавливает команду ID проекта Xcode.

Используйте Apple сайт разработчика найти свою команду ID.

using UnityEditor;
using System.IO;
using UnityEditor.Callbacks;
using UnityEditor.iOS.Xcode;

public class Sample_SetTeamId  
{
    [PostProcessBuild]
    public static void OnPostprocessBuild(BuildTarget buildTarget, string pathToBuiltProject)
    {

        // Stop processing if build target is not iOS
        if (buildTarget != BuildTarget.iOS)
            return;

        // Initialize PBXProject
        string projectPath = PBXProject.GetPBXProjectPath(pathToBuiltProject);
        PBXProject pbxProject = new PBXProject();
        pbxProject.ReadFromFile(projectPath);

        // Get the target GUID
        string mainTargetGuid = pbxProject.GetUnityMainTargetGuid();

        // Set team ID for selected target by specifying the 10-character ID string
        pbxProject.SetTeamId(mainTargetGuid, "A1B2C3D4F5");
        
        // Apply changes to the pbxproj file
        pbxProject.WriteToFile(projectPath);
    }
}