Never had any issues with my C8 V1 on the 5ghz band. I probably had 7 or 8 devices using it. I have recently switched to an Asus router because they support their older models with firmware updates....

I emailed about my Archer C8 V1 (which has 2 year old firmware) and got this reply: "At first, please note Krack mainly influence the wireless clients intead of the wifi signal source. Generally...