asus xt8 zenwifi cuts speed of downloads by at least half with qos, without qos still 17-20%, xfinity comcast? markm75 Aug 12, 2024 ASUS AX Routers & Adapters (Wi-Fi 6/6e) Replies 4 Views 659 Aug 31, 2024 Tech9 Similar threads Thread starterTitleForumRepliesDate RT-AX59U ca...