[kevinday]

The problem is that if you enable 6GHz on an existing 2.4/5 GHz SSID, you immediately kick off all WPA2 devices. So you have to create a unique SSID for 6GHz devices to use, which is kinda confusing to end users.

[bestham]

It also makes it harder to roam between 6/5/2.4 networks.