You have two ways to add other family members.
1) Choose a family watch, then touch “More” -> “Share QR code”. A QR code will appear on screen. If the invited family member is next to you they can scan it directly using their TCL Connect app. If the invited family member is not in your vicinity, you can send them the QR code.
2) Choose a family watch, then touch “More” -> “Watch contacts” -> “+” -> “Add manually”. Enter the names, photos, phone numbers of the invited family members, you can also upload their photos. Touch “Save” to complete.