2. Click Invite New Administrator, set the information of the invitee, and then click Invite.
3. Click on the invitation and send a short message to the invitee.
5. The invitee (brother) becomes the administrator.
6. Click Administrator to edit administrator information.
7. Select a children's watch from the list of devices wearing APP and scan the QR code of the watch.
8. The first parent who scans the QR code becomes the master administrator, and the person who scans the QR code later can manage the watch with the permission of the master administrator.
9. Click on the new contact at the bottom of the contact (normal) page, fill in the information and click the √ in the upper right corner to add.