Launch the FDM Migration Wizard and Select the Device
Log into your CDO tenant.
In the navigation bar, click Tools & Services.
Under Tools & Services, select ASA to FDM Migration.
In the FDM Migration page, click (+) to add an ASA device or to upload config file you want to migrate to the FDM-managed device.
Upload the ASA config file or select the device from the drop-down list.
If there have been previous migrations of this device, you will see the resulting migrations from the selected device.
For more information on filtering, see About Migrations Filters.
If this is a new migration, click Start a new migration for (device name).