cd /path/to/R wget https://cran.r-project.org/src/base/R-4/R-4.1.2.tar.gz --no-check-certificate mkdir src_R_4.1.2 tar zxvf R-4.1.2.tar.gz -C ./src_R_4.1.2 --strip-components 1 cd src_R_4.1.2
./configure --prefix=/path/to/R CC=`which gcc` CXX=`which g++` FC=`which gfortran` make -j make install
export PATH=/path/to/R/bin:$PATH
R --version