Hi, have you found any solution for the 6E SSID problem?
I'm in exactly same problem wth you - AX210 can't see 6GHz SSID but Galaxy S21U works well.
I failed to see 6GHz SSID even with Windows 11 Insider preview(ver 22000.65 and AX210 driver 22.60.0.6) neither Window 10 Insider preview.