I apologize in advance in case this is a silly question.
I need to download the latest version (0.4.6) of the rlang package, since further packages require it (e.g. "see" package). Unfortunately the following command lines still provide the version 0.4.5 :
I also tried:
But it yields a problem related to Rtools in R 4.0.2 : >WARNING: Rtools is required to build R packages, but no version of Rtools compatible with R 4.0.2 > was found. (Only the following incompatible version(s) of Rtools were found:3.5) Thanks in advance.