@Santosh7.-_Safi Hi, the antennas are not broken and you might need to keep the main antenna(next to the DC port) properly installed.

@Nikosp4 Hi, Since MR6400 does not have the separate access point mode, so it is set to be wireless router mode with DHCP off and one of the yellow LAN port(not WAN port) on MR600 needs to be...

@slmn Hi, did you try the beta to fix the band? Or the beta did not help at all? If yes, could you please refer to the suggestions on this link and email me the required information:...

@Azis_prasetyo15 Hi, you could see the beta link here: https://community.tp-link.com/en/home/forum/topic/241534

@Ramkumar47 Hi, please refer to the following answers: 1) how to properly turn off the router (not wifi alone, i mean complete router shutdown)? is it ok to directly turn off the switch of the power...

@Marfing Hi, I checked the original post and there are some accepted suggestions： 1. Enabled the IGMP snooping under Advanced>LAN settings>DHCP server 2. Manually select the 4G bands when the...