• QIf you log in interactive interface, the bottom of the screen appears red prompt characters, such as "XXX account login


    This is usually a network communication problem, you need to reset the device's DNS address. You can try to modify the DNS for the gateway, modify the DNS to, modify the DNS for the real DNS address (Log in the router to get).

  • QIf the device calls a class, did not see its image and the "NO signal" picture, only a piece of pink.


    The reason for this situation is that the device being called is not online or the called device is already in the course. Make sure that the device being called is turned on or not in the course.

  • QIf you create a course, you are prompted to "create a course unsuccessfully".


    Please check the network configuration, if there is no problem with the network configuration, then restart the device.

  • Total 1 Page 3 Counts
  • R3C Information (Shenzhen) Co., Ltd.
  • Email: sales@r3ci.com; contact@r3ci.com   Tel: +86-755-86963446-801
  • 5F, Jiangong Building, No.5, Langshan 2th Road, Hi-Tech Industrial Park North Zone, Nanshan District, Shenzhen 518057, China.