Hi @MC_Ching What's the make and model of the main router? Will you get a 1000Mbps link speed stably if you connect it to a computer directly? I would suggest trying with different cat 5e or cat 6...

@Shaam_3.04-2K7 If you don't mind, I would like to see the error that shows your host router losing the internet. What is the make and model of the host router? It's suggested to check to be sure the...

@Nardulus Go through the troubleshooting suggestions provided by TP-Link here.

@Blade-Runner You are inquiring about an ASUS router setting in the TP-Link community, I guess the TP-Link moderator may not answer it. You can try to ask in the ASUS router forum instead. Regarding...

@joshhazel Yes. I agree.

Hey @piquet I guess not. If you search in the community, you will find your question has been answered by Kevin here.