@terziyski Thank you for trying to help me. I found on this forum that people facing same problems as do i from 2020 and now, we have 2022 and nothing been fixed yet.

@terziyski ru. And latest firmware for that region is already installed on my router.

@terziyski Thanks, but unfortunately my router isn`t EU version. I don`t know is it safe to use firmware which is not made for specific region and it might "brick" my device.

Hi. So i replaced my C80 to C64 (as recommended me Kevin_Z) and i have exactly same problem with wi-fi schedule and 5 Ghz which is unable to stay disabled while schedule is on. That`s not even funny...

@Kevin_Z thanks for the honest answer. And can you please tell me do you know about any such similar problems with AX series routers ?

@Kevin_Z Hi.Thanks for reply. Yes, i've disabled the 5Ghz signal on the Archer C80, but when i configure the Wi-Fi Schedule and push save button, 5Ghz automatically turns on too. When i try to...