quisiera instalar ggtree, pero me sale lo siguiente al momento de instalarlo y correr la libreria
install.packages("ggtree")
WARNING: Rtools is required to build R packages but is not currently installed. Please download and install the appropriate version of Rtools before proceeding:
https://cran.rstudio.com/bin/windows/Rtools/
Installing package into ‘C:/Users/usuario/Documents/R/win-library/4.1’
(as ‘lib’ is unspecified)
Warning in install.packages :
package ‘ggtree’ is not available for this version of R
A version of this package for your version of R might be available elsewhere,
see the ideas at
library(ggtree)
Error in library(ggtree) : there is no package called ‘ggtree’
muchas gracias