@ARGamingPK1 Thank you for the reply. However, as shown in the screenshot, Fast Roaming is already disabled on my system, so this is not the root cause. Based on other threads in this community...

Hello, I have a 3-node Deco XE75 V1.0 system (1 main + 1 wired satellite + 1 wireless satellite) running firmware 1.4.5 Build 20241129 Rel. 44718, which is confirmed as the latest available version....