@Hank21 I have Windows and Android WiFi clients on my network. All are affected by this issue. Speed tests I have mentioned have been run from a Windows 11 laptop.

@Hank21 I have done as you suggested. Disabled 6 MHz on the SSID Set the authentication to WPA2-PSK/AES This switches PMF to disabled. Then upgraded the EAP235-wall to 3.2.2 Then rebooted the...

@Hank21 I don't think I mentioned this, but perhaps relevant - a wired client connected through one of the ethernet ports on the EAP is not affected, which suggests an issue limited to the WiFi...

@Hank21 I tried upgrading the EAP to 3.2.2 then forgetting it from the controller and re-adopting. The result is the same - unusable network for wireless clients. 3.1.1 good. 3.2.2 bad.

@Hank21 Contoller is OC200 v1.0 running firmware version 1.29.4 Build 20240304 Rel.54362 and Controller version 5.13.30.20. Here is a shot of the SSID settings Advanced Settings - nothing fancy going...

@Hank21 Here is a screenshot from speed(dot)cloudflare(dot)com showing the results when on firmware 3.1.1 Here is the firmware version displayed for the EAP: Here is the signal strength for the...