If you want or need to revert to a previously saved configuration backup, you can restore the backup file. The filename has a .bin extension and includes the software version. build number, and a designation of the type of backup (full, policy, pki, or platform). For example, a backup file of the policy configuration in v4.3.1.1 would have a name similar to the following example:
policy-4.3.1.1-219692.20180625T145923.bin
When restoring a backup, you need to select the appropriate type of backup file. For example, if you backed up policy settings, you need to select Policy only when restoring the backup file.
To restore a backed up configuration: