- Click the Friends icon in the upper right corner of the main interface.
- Click the Plus sign in the window that pops up.
- Enter the player's CliCli username, then click the Plus sign that is displayed next to their name.
- You should now see a check mark that means you've sent this player a friend request.
- Click Invite in the upper left corner of the lobby or the + sign in an empty player slot.
Note: You cannot invite players if the lobby is full.
- In the list that pops up, click the name of the friend you wish to invite.