No se habilita casilla R al crear ambientes

Ya cuento con R y Rstudio, Anaconda y al tratar de crear ambientes con R no me permite. Traté de instalar desde consola pero me arroja error, qué puedo hacer?

conda install -c conda-forge rstudio-desktop


  • conda-forge
  • defaults
    Platform: osx-arm64
    Collecting package metadata (repodata.json): done
    Solving environment: failed

PackagesNotFoundError: The following packages are not available from current channels:

  • rstudio-desktop

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