@JPOM Hi，please test whether the WhatApp calls work fine or not when parental control is disabled. By the way, you are using WhatApp via webpages, instead of application, right?

@JendaL Hi, even though the telnet access is enabled on the official firmware, there are no commands to really manage the router settings via the telnet, therefore, please don't worry.] The telnet...

@costof Hi, please confirm if your SIM card supports to aggregate band 3+5 in your area or not, you could also insert the same SIM card into another 4G+ device or a smartphone, then check if it will...

@Henn9810 Hi, Archer MR600(EU)_V2_220105 is newer than your current firmware actually, please download Archer MR600(EU)_V2_220105 and update it manually via web interface to see if the connection...

@Jeff8712 Hi, MR600 doesn't support VoIP function, if you would like a 4G router with VoIP function, it is recommended to purchase TL-MR6500v, for more information about it, please refer to our...

@luca67 Hi, the carrier aggregation is enabled by default, no additional settings needed. If you would like to select 4G band manually, please refer to the following instruction:...