Before importing new configuration, it is recommended to export the current configuration or upload a copy to the cloud.
To import a previously saved preferences file into the firewall
Click Import/Export Configuration > Import Configuration.
It is recommended that you create a backup, either locally or to the cloud, before proceeding. See Creating a Local Backup Firmware Image or Creating a Cloud Backup Firmware Image for instructions on creating a firmware configuration backup.
In thedialog, click Browse to select the previously saved preference file with the configuration settings into firewall.
The file you choose should have .exp file name extension.
Click Import.
The active configuration will be overwritten upon import of a new configuration file. Your SonicWall appliance will reboot automatically once the import has completed.