Go inside a group where you want to add your device.
Press plus button which is at the bottom right corner. Add device screen appears.
Enter a device_id and click 'check' button at the top right corner.
Wait for the targeted device to receive the request.
Once the request is received, Goto Menu --> Device_Inbox screen to accept the request on targeted device.
Press the QRcode button on top right corner of the add device screen.
Camera opens and scan the device QRcode which you want to add. (QRcode of a device is visible on Menu --> Device_Setting. And
press on the QRcode on the top right corner of the screen)
Note: Both devices should be online and connected to the same network.
Go inside a device where you want to delete your device from the group.
Press setting button which is at the top right corner. Menu Device screen appears.
Press the delete button
Note: You can not undo the delete once you delete it.