Also my wife is now reporting that here iPhone is disconnecting from the network randomly, it’s a new iPhone 12. All of this since the firmware update.

@TP-Link Thanks for the reply, Samsung S6 & S6 edge, Running Android 7 error is can not authenticate No problems with the system before we installed the firmware. brand new system just installed...

@Kevin_Z we are also having this problem everything was working great until we did the firmware update and now all androids in our house can not connect, iPhones and all others are fine. Units are M5...