How to install the latest metaphlan reference DB?

OK, I see that the answer to my Queston 1 in How to install the latest metaphlan reference DB? - #14 by rda is provided in:

By default, the latest MetaPhlAn database is downloaded and built. You can download a specific version with the --index parameter

$ metaphlan --install --index mpa_vJan21_CHOCOPhlAnSGB_202103 --bowtie2db <database folder>