@Kjell The Deco M5 has the built-in SPI firewall, which is isolated from TM antivirus. With antivirus turned on/off, it won't affect the performance of firewall. Good day.

@BarryTreeg What is the current firmware version of the Deco M9 plus? Please show me the complete one. Besides, new firmware for V1 has been released, as you can see...

@girumen Hi, have you ever tried to create the network connection profile manually with the APN information? Besides, there is no beta firmware for TL-MR6400 V2. If it is still the same after you...

@budbecks It just displays the info of IGMP, it won't affect the actual performance of the router. And the IGMP feature is disabled, you can ignore it. It can be regarded as invalid log info. While...

@BlueGoose All the T-Link extender can work with Archer A9, while they do not support smart connect; and even if they support smart connect, cause they are not in the same mesh network, the devices...

@JLH Thanks for your reply; cause you mentioned that the MacOS works fine, the router should be working properly as well. Try to change the MTU size of your Linux computer to give it a go. Like 1400....