# expandCallToMulti
Version: 4.1.0+
Description: transform the current video call into a group conference.
This command is used to transform the current video call into a group conference with all its features. This command can be used only in a video call. The type of the new conference will be all on screen. The person, a user is talking to, will be added to the list of invited participants.
Request example:
{
    "method": "expandCallToMulti",
    "requestId" : "1",
    "title": "Report",
    "inviteList": ["user1@some.server", "user2@some.server", "user3@some.server"]
}
Response example:
{
    "method": "expandCallToMulti",
    "requestId" : "1",
    "result": true
}
Parameter description:
- title— the name of the created group conference
- inviteList- a list of unique user identifiers (TrueConf ID) to be invited to a group conference (the current interlocutor will be added here automatically, i.e., there is no need to include them in this list). Applicability of identifiers:- PeerId - supported. Inside the application, it is automatically converted to CallId and the command is executed with it. In this case, the user will receive the invitation on all devices. 
- CallId - supported. The user will receive the invitation on all devices. 
- InstanceId - supported. The invitation will be received by the user on a specific application instance. 
 
- requestId- a unique request identifier. You can learn more about it here.
See also: