Invitation code usage
① Create activation code
Click [Activation code list] on the left, then click [Create activation code] on the right, fill in the information in the pop-up window, as shown below

Parameter description
Expiration time: refers to the time when this activation code can be used after it is shared. Try to fill it in a larger value here.
Allocation port: refers to the maximum number of accounts that can log in to this activation code.
Available platforms: Check the default platforms that can be used
Remarks: Remarks on the management side, only visible to yourself
After creating the activation code, we can see the activation code as shown below:

② Copy activation code
On the activation code list, we can click Copy activation code, and then send the activation code to the user.
For example, the activation code we created is: 27279f0a2ed1722aa34f3ee4380bc0e8
③ Client login
After copying the invitation code, download the client and install it.
Client download address: https://www.chatmain.com/en/download.html
Then enter the invitation code as shown below:

For client usage tutorial, please refer to the Client Tutorial section.