0 errors ✔ | 0 warnings ✔ | 1 note ✖
❯ checking installed package size ... NOTE installed size is 13.1Mb sub-directories of 1Mb or more: doc 11.9Mb
This is beyond my technical knowledge, but here is a related SO-post: https://stackoverflow.com/questions/38639266/r-cmd-check-unusual-checking-installed-package-size-note