You can use the following CLIs to modify configurations for clean emails. You can enable retaining of clean emails. Emails can be stored from 1 day up to 90 days or until 250GB of storage is utilized.
Prerequisites
Administrator or Operator access to the Email Security - Server appliance.
To configure processed and clean emails:
Go to CLI configuration mode.
hostname > enable hostname # configure terminal
Enable retaining of clean emails.
hostname (config) # email-analysis clean-emails keep enable
Configure the number days to retain clean emails.
hostname (config) # email-analysis clean-emails keep days 40
Configure the maximum storage limit to store clean emails (in GB).
hostname (config) # email-analysis clean-emails keep size 100
View the saved configuration.
hostname (config) # show email-analysis