To install CPAN::cpanminus::reporter::RetainReports, copy and paste the appropriate command in to your terminal.
cpanm
cpanm CPAN::cpanminus::reporter::RetainReports
CPAN shell
perl -MCPAN -e shell
install CPAN::cpanminus::reporter::RetainReports
For more information on module installation, please visit the detailed CPAN module installation guide.