@Tony I do not have a channel width option under 5GHz. also, i do not have a systems parameters - below is my model router AC1750 Wireless Dual Band Gigabit Router Model No. Archer C7

I upgraded to 1 Gig internet and my modem to support 1 Gig however my router is not sending out a strong wifi single. When hard-wired i'm getting 850-975 Mbps at modem and similar speed hard-wired...