Pi NAS

https://smarthomecircle.com/create-nas-with-raspberry-pi-5 

Step 2: Now install OpenMediaVault by copying and pasting this command.

wget https://github.com/OpenMediaVault-Plugin-Developers/installScript/raw/master/install  

chmod +x install  

sudo ./install -n

This will install OpenMediaVault and will not affect any of your existing network configurations.

After installation, do not restart your Raspberry Pi.