http://ssd.iykpqm7jiradoeezzkhj7c4b33g4hbgfwelht2evxxeicbpjy44c7ead.onion/module/how-use-signal-ios
Selecting participants in group chat This will initiate the group chat. A group chat At this point, anyone can add members to the group. If you wish to change this, or the group name, icon, or add or remove participants, this can be done from the group chat screen by tapping the name of the group.