Hi,   Recently our Huawei HG659 started to have wifi connection issue. Some devices cannot connect wifi but some can. I have to restart the modem then only those devices can connect. But after a day or two this happens again. Is it related to firmware? The current details of the modem is  Product type: HG659 Device ID: 00E0FC-J3N8W17527000065 Hardware version: VER.B Software version: V100R001C216B013 Thank you. Regards, Hou ... View more