How to setup email filters of Horde interface in linux reseller hosting?

Linux Web Hosting control panel allows you to create the email id in the domain name. Creating the email id includes quota allocation and password modification. You can use Horde interface to login to your email account.

Kindly follow the below procedure to manage your contacts in Horde.

1.Login to your Horde webmail
2.Click the Filters icon
3.There are two options.  (i) Whitelist and (ii) Blacklist 
4.A whitelist is a list of addresses that should always be allowed.  In this case, email addresses listed here should be only those you trust.Each address needs to go on a new line. When finished, click Save.
5. The Whitelist has been saved and these addresses will now be able to send email to us at any time, without the possibility of being tagged as spam. 
6. A blacklist is a list of addresses that are never allowed.  In this case, email addresses listed here should be those you have determined as unwanted senders.Each address needs to go on a new line.
7) Click  Save.