Devices can be added at the Organization or Group level.
Since devices belong to a Group and Organization there is only 1 extra step involved when adding the device at Organization level, which is selecting the group.
The following steps show how to add a device at Organization Level.
Select Organization Settings > Add Devices
Select a group form the drop-down list,
select an existing tag or add a new tag,
And add the serial number(s).
When adding multiple devices, the serial numbers should be comma, space or return separated.
Click Next.
Change the device name and location (if required) in the next section.
Click on confirm to finalize this action, a Message will appear that the device is added successfully.