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WP Config Setup

If the credentials entered at the general settings page are not successfully written to the wp-config.php file, you have to enter the following constants manually, depending on your server management system or email server:

aaPanel Panel

Replace ‘domain.com’, ‘port’ and ‘apikey’ with the appropriate values. Learn more about aaPanel requirements here and how to get your aaPanel api key here.

define( 'WP_EM_HOSTNAME', 'domain.com' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 7800
define( 'WP_EM_HOST_API_KEY', 'apikey' );
define( 'WP_EM_HOST_PROVIDER', 'aapanel');

ApisCP

Replace ‘domain.com’, ‘port’ and ‘apikey’ with the appropriate values. Learn more about ApisCP requirements here and how to get your ApisCP api key here.

define( 'WP_EM_HOSTNAME', 'domain.com' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 2083
define( 'WP_EM_HOST_API_KEY', 'apikey' );
define( 'WP_EM_HOST_PROVIDER', 'apiscp');

Cloudron

Replace ‘api_key’, ‘username’, and ‘domain.com’ with the appropriate values. Learn how to get your API key here.

define( 'WP_EM_HOST_API_KEY', 'api_key' ); 
define( 'WP_EM_HOST_USERNAME', 'username' );   
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'cloudron');

Control Web Panel (CWP)

Replace ‘username’, ‘apikey’ and ‘domain.com’ with the appropriate values. Learn more about CentOS Web Panel requirements here.

define( 'WP_EM_HOST_API_KEY', 'apikey' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'cwp');

cPanel

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 2083              
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'cpanel' );

Cyber Panel

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 8090              
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'cyberpanel' );

DirectAdmin / MXRoute

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 2222            
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'directadmin');

Enhance

Replace ‘api_token’, ‘organization_id’, and ‘domain.com’ with the appropriate values. Learn how to get your API token and organization ID here.

define( 'WP_EM_HOST_API_KEY', 'api_token' ); 
define( 'WP_EM_HOST_USERNAME', 'organization_id' );   
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'enhance');

FASTPANEL

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 8888        
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'fastpanel');

Froxlor

Replace ‘domain.com’, ‘username’, ‘api_key’ and ‘api_secret’ with the appropriate values. The username is the account that will host your email accounts and domains, not the server admin account. Learn how to create an API key here. If WP Email Manager is unable to connect to the server, please refer to this article.

define( 'WP_EM_HOSTNAME', 'domain.com' );  
define( 'WP_EM_HOST_USERNAME', 'username' );     
define( 'WP_EM_HOST_API_KEY', 'api_key' ); 
define( 'WP_EM_HOST_API_SECRET', 'api_secret' ); 
define( 'WP_EM_HOST_PROVIDER', 'froxlor');

InterWorx

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 2443            
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'interworx');

ISPConfig

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values. The username and password values are for the remote user, not admin or client user. Learn how to create a remote user here.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 8080          
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'ispconfig');

ISPmanager

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 1500            
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'ispmanager');

KeyHelp

Replace ‘api_key’, ‘username’, and ‘domain.com’ with the appropriate values. Learn how to get your API key here. The username is the account that will host your email accounts and domains, not the server admin account (The accounts can be found at KeyHelp Admin Panel > General > User Administration).

define( 'WP_EM_HOST_API_KEY', 'api_key' ); 
define( 'WP_EM_HOST_USERNAME', 'username' );   
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'keyhelp');

Mailbox

Replace ‘username’, ‘password’, and ‘domain.com’ with the appropriate values. The typical value for the domain is api.mailbox.org.

define( 'WP_EM_HOSTNAME', 'domain.com' ); 
define( 'WP_EM_HOST_USERNAME', 'username' );      
define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_PROVIDER', 'mailbox');

Mailcheap

Replace ‘password’, ‘username’, and ‘domain.com’ with the appropriate values. The domain value is typically the url to where you manage accounts.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );       
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'mailcheap');

Mailcow

Replace ‘api_key’ and ‘domain.com’ with the appropriate values. Learn how to create an API key here.

define( 'WP_EM_HOST_API_KEY', 'api_key' ); 
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'mailcow');

Mail-in-a-Box

Replace ‘username’, ‘password’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOSTNAME', 'domain.com' ); 
define( 'WP_EM_HOST_USERNAME', 'username' );      
define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_PROVIDER', 'mailinabox');

Mailu

Replace ‘api_token’ and ‘domain.com’ with the appropriate values. Learn how to enable Mailu’s API here.

define( 'WP_EM_HOST_API_KEY', 'api_token' ); 
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'mailu');

Modoboa

Replace ‘api_key’ and ‘domain.com’ with the appropriate values. Learn how to create an API key here.

define( 'WP_EM_HOST_API_KEY', 'api_key' ); 
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'modoboa');

Plesk

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 8443            
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'plesk');

Poste Email Server

Replace ‘username’, ‘password’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOSTNAME', 'domain.com' ); 
define( 'WP_EM_HOST_USERNAME', 'username' );      
define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_PROVIDER', 'poste');

SPanel

Replace ‘api_key’, ‘username’, and ‘domain.com’ with the appropriate values. Learn how to get your API key here. The username is the account that will host your email accounts and domains, not the server admin account. If WP Email Manager is unable to connect to the server, please refer to this article.

define( 'WP_EM_HOST_API_KEY', 'api_key' ); 
define( 'WP_EM_HOST_USERNAME', 'username' );   
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'spanel');

TinyCP

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' );             
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'tinycp' );

20i / StackCP

Replace ‘api_key’, ‘package_id‘, and ‘domain.com’ with the appropriate values. Learn how to generate an access token here and the account requirements here.

define( 'WP_EM_HOST_API_KEY', 'api_key' ); // General API key
define( 'WP_EM_HOST_USERNAME', 'package_id' );
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'twentyi');

VestaCP / HestiaCP / myVesta

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values. Learn more about VestaCP requirements here, HestiaCP requirements here and myVesta requirements here.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 8083            
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'vestacp');

Virtualmin

Replace ‘password’, ‘username’, ‘port’, ‘lamp’ and ‘domain.com’ with the appropriate values. Learn more about Virtualmin requirements here.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 10000          
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'virtualmin'); 
define( 'WP_EM_HOST_SERVER_STACK', 'lamp' ); // 'lamp' or 'lemp'

Webuzo

Replace ‘password’, ‘username’, ‘port’, and ‘domain.com’ with the appropriate values.

define( 'WP_EM_HOST_PASSWORD', 'password' );
define( 'WP_EM_HOST_USERNAME', 'username' );
define( 'WP_EM_HOST_PORT', 'port' ); //Default value is 2003          
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'webuzo');

WildDuck / Ploi

Replace ‘api_key’ and ‘domain.com’ with the appropriate values. Learn how to obtain WildDuck’s access token here and Ploi’s access token here.

define( 'WP_EM_HOST_API_KEY', 'access_token' ); 
define( 'WP_EM_HOSTNAME', 'domain.com' );       
define( 'WP_EM_HOST_PROVIDER', 'wildduck');
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