Systems Using Intel® Wireless Adapters Supporting 802.11ac Not Displaying Wi-Fi 6 (802.11ax) Networks in Scan List of Available Networks
Depending on the Wi-Fi driver version used, Intel® Wireless Adapters supporting 802.11ac may not show Wi-Fi 6 (802.11ax) networks in their scan lists, and as a result, might not be able to connect to Wi-Fi 6 (802.11ax) capable wireless routers and access points, even at 802.11ac speeds.
Intel recommends using the latest driver version (Download the latest Wi-Fi driver) for your Intel® Wireless Adapter since issues get resolved and new functionality gets added to newer driver versions.
Intel has included a fix for this particular issue, please download the latest version of Wi-Fi drivers:
1Support options for the Intel Wireless 7265(Rev C), 7260 and AC-3160 can be found here. Please note these products are EOL (End-of-Life) and driver is no longer be available for download.