My recent Wi-Fi connection seems slower compared to my previous one, which boasted a speed of 87.1 Mbps. The current speed is clocking in at 68.1 Mbps. Could you guide me on optimal settings and channel recommendations for both 5GHz and 2.4GHz? Additionally, I'm encountering issues accessing 5GHz on the multi-SSID (guest) network. What could be causing this limitation? ... View more