You can probably do some more advance tasks via CLI. Also usually lists information faster. But honestly you will be overall fine with GUI a majority of the time.

Some people just like being in the terminal.

Video on setting up next cloud on Ubuntu server 22.04

Learn Linux TV next cloud set up Ubuntu 22.04

Some steps can be skipped if self-hosting as this tutorial is more for using a hosting platform. Instruction may change when 24.04 is release.