@ist1809 Hi, it seems that you are updating the ISP file instead of firmware. Please download the latest firmware Archer MR600(EU)_V1_210608 and unzip it, then go to Advanced->System Tools->Firmware...

@iakko Hi, I've just replied you in your another post, we could follow up your case there, please have a check: https://community.tp-link.com/en/home/forum/topic/641894?replyId=1280248

@iakko Hi, when the issue happens, do you see any changes on the LED status? especially Internet LED and Signal Strength LED. When the issue happens next time, please don't reboot it yet, please...

@walzu Hi, NX510v is a model for ISPs only, there is no retailer version, thus we don't have much information about it, it is recommended to report the unstable issue and feature request to your ISP.

@klipse Hi, we are not very sure what those logs means, it seems that part of the option field of the DHCPv6 packet of your client device is not supported, but they are just information instead of...

@Atsukio Hi, Thank you very much for the detailed feedback. So you have one main router(AX73), two satellite(AX55 and another AX73) and a Tenda AP in the network, may I know if the two satellites and...