@Kevin_Z Yeah i did every step, didn't help actually and sent an email, waiting for response. Also should i switchback DNS settings as it was before or stay with 8.8.8.8/1.1.1.1?

@Kevin_Z Hello, my router is Archer C80 with the latest Firmware (Firmware Version:1.12.0 Build 221010 Rel.35508n(5255)) Everything worked fine until the last couple of days, I started to get that...