If the Cloud ID is offline(not online), it means recorder did not connect to cloud successfully.
2.Go to System setup---network setup to confirm DHCP is ticked.
3.Please reset recorder to default factory setting.
System setup--->System admin--->Factory setting,select the function module except the "Digital Channel" as below picture showed,click "OK".
Tips:Please do not select the "Digital Channel".If you select the "Digital Channel" to reset to factory setting,the cameras will be deleted from the recoeder,then you should Auto-Pairing the cameras to the recorder.
4.If you can, please change a router to have a try.
5.Please contact us directly for help.