The default target group can be configured for a client and is used for every mailing unless it is disabled.
**Type**: void
**Parameters**
| Name | Type | Value |
| sessionId | String | ID of the session |
| mailingId | long | ID of the mailing |
| enabled | boolean | <ul><li><span class="classLib">true</span>: Activates the default target group</li> |
| <li><span class="classLib">false</span>: Deactivates the default target group</li></ul> | | |
**Return values**: -
**Code structure**