After to do some test the Chromecast show in network for some hours and then it disappear and cant connect to internet like if the firewall is blocking the access

Model: Archer C2300 v1.0 (EU) Firmware: Archer C2300(EU)_V1_180810 My chromecast 3rd generation not is visible in the network, also tried using guest mode but was the same the chromecast dont was...