@Tresna Hello, what is the current hardware version of the TL-MR6400? And what is the country version of it? You can find them on the back of the actual device. Besides, could you please describe the...

Hello @nu1mlock and all, It is turned out that the MTU is the root cause; if you met the same issue, you can let us know and then you can install the beta firmware to change the MTU first and then it...

@RayclChen Send it to you.

@bibo2710vn Hello, what is your problem? Please provide more details about the current issue and the model number so that we can give you a specific answer later. Good day.

@RayclChen Okay, what is the hardware version of your TL-MR6400? And what is the country version? You can find it on the back panel of the actual device, next to the model number. Thanks a lot.

@Alex.mc Thanks for your information. What is the led status of the Archer VR600 when you lost wifi connection? Can you detect the wifi networks at that time? Or they are still connected to the wifi...