https://community.netgear.com/discussions/en-business-pro-wifi/new---sxk80-series-firmware-version-v4-0-0-118-released/2202976
New - SXK80 Series Firmware Version v4.0.0.118 Released | NETGEAR Communities
New Features: 03/03/2022 Supports SXK30 and SXK80 compatibility, allowing you to set up an Orbi Pro WiFi mesh system using a combination of these...
firmware versionnewseries