The first step:
Please access the link below and follow the instruction beginning with the " First setup of Syneto Storage OS" section:
https://helpdesk.syneto.eu/a/solutions/articles/11000048888-installation-guide
The second step:
You will have to add the license and here's how to do it:
https://helpdesk.syneto.eu/a/solutions/articles/11000031480-how-to-add-licenses-on-synetoos
The last step:
Please take a look at the section "Importing a disk pool".
You will find the guide to proceed in order to effectuate the import.
https://helpdesk.syneto.eu/a/solutions/articles/11000050585-disk-pools