Yes just noticed the same here. No devices are showing power save anymore. And this time a power cycle did not help. Hope it get fixed.

@Spryde see this post: https://community.tp-link.com/en/business/forum/topic/508758?replyId=1014628 I had the same after upgrading until I switched the EAP off and on again. Reboot did not help, had...

@Fae hi again, sorry for the trouble. A power cycle of the EAP fixed it, now it is working again. See below (The green icon and the status). Interesting thing is that a reboot did not help, but...

@Fae sorry for opening this thread again. Is this beta firmware? I have successfully installed it on EAP660, and it seems to be ok. Using controller OC200. But it seems like power save U-APSD is not...