The Auto Clean-Up function automatically deletes messages from folders where emails are stored that you no longer want or need (in Spam, Trash and Unverified folders) according to set periods that you pre-select.
To set up your "Auto Clean-Up" function, please do the following:
Select the "Settings" tab and then the "General Settings" option in the left menu.
2.Select how long to keep your messages in each folder. Your messages will be automatically deleted from these folders according to the periods you have set. If you don't want the messages to be deleted, select the "Forever" option.
Click on the "Save Settings" button to make the change take effect.