ITS is gradually improve WiFi service by upgrade WiFi access points that have WiFi 6 capable. Some users using WiFi 5 devices may need to update driver of the wireless network adaptor of their Windows computers (e.g. version before 126.96.36.199 for Windows 10).
Procedures to update wireless network adaptor software:
Identify Your Intel® Wireless Adapter and Wi-Fi Driver Version
Intel® Wireless Adapter Supporting 802.11ac Isn’t Showing Wi-Fi 6 (802.11ax) Capable Wireless Routers and Access Points When Displaying Available Networks